K & E Keuffel & Esser Co. 4181-3 Slide Rule with Orange Leather Case
Price: USD 30.00
Condition: Used
Location: 402**
Shipping Type:
Shipping Cost: USD
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B15 K&E Keuffel & Esser 4181 6" Pocket Slide Rule with Slip case
Price: USD 40.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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VINTAGE 1947 KEUFFEL & ESSER 4181-1 SLIDE RULE WITH CASE USA
Price: USD 34.99
Condition: Used
Location: 626**
Shipping Type: FIXED
Shipping Cost: USD 4.75
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B15 K&E Keuffel & Esser 4181 6" Pocket Slide Rule with Slip case
Price: USD 35.00
Condition: Used
Location: 943**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E KEUFFEL & ESSER Vintage 1947 Slide Rule LEATHER CASE MODEL 4181-1 NICE ONE
Price: USD 87.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
Price: USD 35.99
Condition: Used
Location: 953**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K & E Keuffel and Esser 4181-3 Slide Rule w/ Leather Case
Price: USD 29.99
Condition: Used
Location: 145**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel & Esser 4181-3 Slide Rule in Original K&E Orange Leather case
Price: USD 18.95
Condition: Used
Location: 065**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser 4181-3 Slide Rule in Orange Leather case
Price: USD 21.00
Condition: Used
Location: 995**
Shipping Type: CALCULATED
Shipping Cost: USD
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K & E Keuffel & Esser Co. 4180-3 Slide Rule with 7 Page Manual & Leather Case
Price: USD 38.00
Condition: Used
Location: 067**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser Co. 7 Inch Slide Rule Case Magnifier Green Leather 4181-1 1940s
Price: USD 49.95
Condition: Pre-owned
Location: 329**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser 4181-3 Slide Rule with Black Leather Case
Price: USD 29.99
Condition: Used
Location: 921**
Shipping Type: FIXED
Shipping Cost: USD 12.74
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KEUFFEL & ESSER N4081-3 SLIDE RULE Log Duplex Decitrig w/ Leather Case
Price: USD 44.92
Condition: Unspecified
Location: 145**
Shipping Type:
Shipping Cost: USD
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Keuffel Esser K&E Co Slide Rule Magnifier 4185C Vintage with box Made in NY
Price: USD 49.99
Condition: Used
Location: 786**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E KEUFFEL & ESSER SLIDE RULE Lot 4181-1c N4081-3 & 4054 Boxes Cases
Price: USD 99.99
Condition: Used
Location: 916**
Shipping Type: FIXED
Shipping Cost: USD 10.95
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Vintage K&E Keuffel & Esser 4181-3 Slide Rule with Leather Case
Price: USD 19.99
Condition: Used
Location: 201**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage K&E Keuffel And Esser 4181-3 Slide Rule w/ Leather Case 1947 COOL
Price: USD 24.99
Condition: Used
Location: 802**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E 68 1100 Slide Rule w/Leather Case Keuffel & Esser Deci Lon 10
Price: USD 50.00
Condition: Used
Location: 974**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel & Esser Co. K&E Slide Rule 4081-3 With Leather Case Made in USA
Price: USD 24.99
Condition: Used
Location: 802**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel & Esser 4181-3 Plastic Slide Rule Original Box Leather Case
Price: USD 63.00
Condition: Used
Location: 605**
Shipping Type: FIXED
Shipping Cost: USD 9.37
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Keuffel & Esser 20 1/2" N-4053-3 Mahogany Wood Slide Rule in Case, Patent 1937
Price: USD 24.99
Condition: Used
Location: 974**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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KEUFFEL & ESSER K&E 4053-3 SLIDE RULE with Green Leather Case With Booklet
Price: USD 24.99
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 7.49
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K & E Slide Rule 4181-3 w/ Leather Sheath Copyright 1947 by Keuffel & Esser
Price: USD 28.00
Condition: Used
Location: 741**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Keuffel+Esser 68 1791 Pocket Slide Rule Blk Leather Sheath, Manual, Original Box
Price: USD 29.99
Condition: Used
Location: 078**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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KEUFFEL & ESSER 21 1/4" Mahogany Wood Slide Rule, Pat. 1934232 in Case / Boxes
Price: USD 79.95
Condition: Used
Location: 605**
Shipping Type: FIXED
Shipping Cost: USD 9.95
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Keuffel & Esser 10 Deci Lon 68 1100 Slide Rule With Leather Case, K&E Made USA
Price: USD 52.00
Condition: Used
Location: 280**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser No. 4090-3 Log Log Trig Duplex Slide Rule + Case + Extras
Price: USD 23.00
Condition: Used
Location: 805**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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K & E Keuffel & Esser Co. 4181-3 Slide Rule with Leather Case
Price: USD 34.99
Condition: Used
Location: 606**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser Slide Rule Vintage K & E Beginners 4058c Wood Made In USA 1920s
Price: USD 13.43
Condition:
Location: 170**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser K&E N4080-3 Log Log Duplex Trig Slide Rule W/ Brown Leather Case
Price: USD 44.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 7.99
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Keuffel & Esser 1740 Thacher Cylindrical Slide Rule
Price: USD 600.00
Condition: Used
Location: 159**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser 4181-3 Slide Rule with Black Leather Case
Price: USD 30.00
Condition: Used
Location: 770**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E 68 1100 Slide Rule Leather Case Keuffel & Esser Deci-Lon 10 1961
Price: USD 69.99
Condition: Used
Location: 210**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vtg Keuffel & Esser K&E Polyphase Slide Rule N 4053-3 A Self Teaching Manual
Price: USD 8.99
Condition: Unspecified
Location: 080**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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B15 K&E Keuffel & Esser 4181-3 Slide Rule with Green Leather case
Price: USD 24.00
Condition: Used
Location: 335**
Shipping Type: FIXED
Shipping Cost: USD 5.99
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K&E Keuffel & Esser Slide Rule Leather Sheath Case Model 4181-1 VTG Engineering
Price: USD 75.00
Condition: Used
Location: 600**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keiffel and Esser slide rule model number 4181-1
Price: USD 25.00
Condition: Used
Location: 468**
Shipping Type:
Shipping Cost: USD
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K&E Keuffel & Esser Slide Rule Leather Sheath Case Model 4181-1 VTG Engineering
Price: USD 75.00
Condition: Used
Location: 951**
Shipping Type: CALCULATED
Shipping Cost: USD
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1938 Log Log Duplex Decitrig Slide Rule No 4081 Manual Keuffel & Esser Co
Price: USD 19.95
Condition: Very Good
Location: 212**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
Price: USD 34.95
Condition: Used
Location: 481**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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B15 K&E Keuffel & Esser 4098 6" Pocket Slide Rule with Slip case
Price: USD 15.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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Vintage Keuffel Esser Slide Rule - Log Log Duplex Trig 4088-3 Complete Engraved
Price: USD 36.45
Condition: Used
Location: 726**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule
Price: USD 17.95
Condition: Used
Location: 960**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel Esser Pocket Slide Rule Pat 1.875.927
Price: USD 12.00
Condition: Used
Location:
Shipping Type: FIXED
Shipping Cost: USD 14.50
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Vintage K&E Keuffel & Esser 4181-3 Slide Rule with Leather Case ©1947
Price: USD 25.00
Condition: Unspecified
Location: 483**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage 1941 Keuffel & Esser 4053-3 Slide Rule with Magnifier and Leather Case
Price: USD 48.00
Condition: Used
Location: 220**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel and Esser Beginners Slide Rule N4058W K&E Made in USA with Original Case
Price: USD 9.95
Condition: Used
Location: 907**
Shipping Type:
Shipping Cost: USD
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Antique Keuffel & Esser 4041 Slide Rule Mannheim big ten Inch Mahogany
Price: USD 17.49
Condition:
Location: 661**
Shipping Type: FIXED
Shipping Cost: USD 6.99
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Vintage K&E Keuffel Esser Model 4081-3 Slide Rule W/case & Book
Price: USD 35.00
Condition: Used
Location: 293**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E KEUFFEL & ESSER N-4053-3 SLIDE RULE w/Case & Box, Polyphase. USA.
Price: USD 19.49
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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KEUFFEL & ESSER N-4053-5 Mahogany Wood Slide Rule, Pat. 1934232 with Case
Price: USD 69.95
Condition: Used
Location: 600**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
Price: USD 29.99
Condition: Used
Location: 120**
Shipping Type: FIXED
Shipping Cost: USD 7.99
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Antique KEUFFEL & ESSER CO. POLYPHASE SLIDE RULE IN ORIGINAL CASE U.S.A. 4053-3
Price: USD 28.99
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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B15 Keuffel & Esser 4081-3 12" Slide Rule with leather case
Price: USD 20.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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Keuffel & Esser K&E Slide Rule 4088-3 Patent 1908 w/ Leather Case
Price: USD 47.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Slide Rule K&E 4053 35 Keuffel Esser
Price: USD 11.99
Condition: Used
Location: 446**
Shipping Type: FIXED
Shipping Cost: USD 8.50
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Vintage KEUFFEL & ESSER N4092-3 SLIDE RULE 12.5” Antique +READ+
Price: USD 13.75
Condition: Used
Location: 342**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage KEUFFEL & ESSER Slide Rule Model N4053-3 K&E with Case ~ Made in USA
Price: USD 27.99
Condition: Used
Location: 171**
Shipping Type: FIXED
Shipping Cost: USD 4.95
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Keuffel & Esser Beginner's Slide Rule N4058W Made In USA Clean
Price: USD 9.99
Condition: Used
Location: 945**
Shipping Type: FIXED
Shipping Cost: USD 3.99
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Vintage 1950s Keuffel & Esser N4058-W Beginner's Simplex Slide Rule + Case G1
Price: USD 26.69
Condition: Used
Location: 044**
Shipping Type: FIXED
Shipping Cost: USD 6.83
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Vintage K&E 68-1100 Slide Rule With Leather Case Keuffel Esser Deci- Lon
Price: USD 79.99
Condition: Used
Location: 917**
Shipping Type: FIXED
Shipping Cost: USD 9.00
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Keuffel & Esser Beginner's Slide Rule N4058W Made In USA- Vintage
Price: USD 14.99
Condition: Used
Location: 119**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser 4080-3 Log Log Trig Duplex 10" Mahogany Slide Rule S/N 262848
Price: USD 24.99
Condition: Used
Location: 296**
Shipping Type: FIXED
Shipping Cost: USD 12.00
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K&E Keuffel & Esser Slide Rule 4088-3 Polyphase Duplex Pat 1900, 1908, 1915
Price: USD 18.00
Condition: Used
Location: 061**
Shipping Type:
Shipping Cost: USD
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VTG Keuffel & Esser K&E Favorite Slide Rule #4081 w/Hard Case - See Description
Price: USD 8.99
Condition: Used
Location: 151**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser K+E Slide Rule 4081-3 Log Log Duplex Decitrig 1947 Leather Case
Price: USD 34.95
Condition: Used
Location: 973**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser N4053-3 Wood Ruler Slide Rule
Price: USD 16.99
Condition: Used
Location: 936**
Shipping Type: FIXED
Shipping Cost: USD 5.99
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Vintage KEUFFEL & ESSER N4053-3 SLIDE RULE 10.5” Antique Wood +SUPER NICE+
Price: USD 14.75
Condition: Used
Location: 342**
Shipping Type: CALCULATED
Shipping Cost: USD
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VINTAGE WOOD K&E KEUFFEL & ESSER 20" N-4053-5 SLIDE RULE - Missing Curser
Price: USD 42.99
Condition: Used
Location: 786**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 with Leather Case - Vintage
Price: USD 22.95
Condition: Used
Location: 120**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 w/ Leather Case
Price: USD 14.95
Condition: Used
Location: 949**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser Slide Rule 4088-2 With Difficult to find stitched Leather Case
Price: USD 39.99
Condition: Used
Location: 809**
Shipping Type:
Shipping Cost: USD
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Keuffel & Esser K+E 4053-3 Slide Rule in Leather Case, N4053-3
Price: USD 17.95
Condition: Used
Location: 051**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K+E Keuffel & Esser Beginner's Slide Rule N4058W
Price: USD 11.95
Condition: Used
Location: 321**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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LOT OF 2 Vintage K & E Keuffel & Esser Co. 4181-3 Slide Rule/ACU-MATH with Cases
Price: USD 49.99
Condition: Used
Location: 315**
Shipping Type: FIXED
Shipping Cost: USD 7.77
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1943 The Log Log Duplex Trig Slide Rule No. 4080 A Manual Keuffel & Esser Co
Price: USD 10.00
Condition: Used
Location: 640**
Shipping Type: FIXED
Shipping Cost: USD 4.50
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Vintage Keuffel & Esser Beginners Slide Rule 4058W Cover K&E 10 5/8" Made NY USA
Price: USD 20.76
Condition: Used
Location: 295**
Shipping Type: FIXED
Shipping Cost: USD 3.95
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K & E/Keuffel & Esser 10" #4161-3 Plastic Slide rule 018532 Black Leather
Price: USD 23.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1961 Keuffel & Esser Co. K-12 Prep Slide Rule With Case Manual Instruction 4158
Price: USD 19.99
Condition: Used
Location: 201**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage KEUFFEL & ESSER 4088-3 Slide Rule With Case FREE SHIPPING
Price: USD 17.99
Condition: Used
Location: 890**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage KEUFFEL & ESSER SLIDE RULE N-4096 Desktop with Case Missing Slide
Price: USD 38.49
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 7.49
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Keuffel & Esser Vintage Slide Ruler K&E Slide Rule Black Leather Case 4097D USA
Price: USD 19.95
Condition: Used
Location: 335**
Shipping Type: FIXED
Shipping Cost: USD 4.25
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Vintage Keuffel Esser KE 4081-3 Slide Rule Log Log Duplex Decitrig Box & Book
Price: USD 44.99
Condition: Used
Location: 217**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1915-17 Keuffel & Esser 4088-3 Slide Rule In Case
Price: USD 23.99
Condition: Used
Location: 648**
Shipping Type: FIXED
Shipping Cost: USD 5.00
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Vintage Keuffel & Esser Beginners Slide Rule 4058W K&E Co USA - With Hard Case
Price: USD 22.95
Condition: Used
Location: 322**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser 4091-3 Slide Rule With Leather Case K&E Log Log Decitrig
Price: USD 34.95
Condition: Used
Location: 442**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel Esser- Slide Rule W/Box and Manual- K 9 Prep- 68 1892- Desk Model
Price: USD 39.99
Condition: Used
Location: 800**
Shipping Type: FIXED
Shipping Cost: USD 9.00
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Vintage 1961 K&E 68 1100 Slide Rule w/Leather Case Keuffel Esser Deci Lon
Price: USD 55.82
Condition: Used
Location: 335**
Shipping Type: FIXED
Shipping Cost: USD 9.63
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Keuffel Esser KE Slide Rule 4081-3 Log Log Duplex Decitrig Leather Case Box USA
Price: USD 44.18
Condition: Used
Location: 980**
Shipping Type: FIXED
Shipping Cost: USD 9.95
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Vintage K&E Keuffel & Esser Co N.Y. Polyphase Duplex Slide Rule Model 4088 Case
Price: USD 28.88
Condition: Used
Location: 836**
Shipping Type: FIXED
Shipping Cost: USD 12.63
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Keuffel & Esser 4088-3 Slide Rule Pat June 5, '00 Dec 22 1908 Case Made in USA
Price: USD 24.99
Condition: Unspecified
Location: 462**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser K&E Log Log Duplex 68 1215 Slide Rule W/Leather Case Old 4081-3S
Price: USD 119.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel & Esser KE 4081-3 Log Log Duplex Decitrig Slide Rule Case Box
Price: USD 46.00
Condition: Used
Location: 295**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Pickett N 3-ES Power Log Exponential Metal Slide Rule + Keuffel & Esser 4088-3
Price: USD 75.00
Condition: Used
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule with Leather Case
Price: USD 35.00
Condition: Used
Location: 836**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage K & E Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig 1947 USA
Price: USD 29.99
Condition: Used
Location: 023**
Shipping Type: FIXED
Shipping Cost: USD 6.99
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VINTAGE KEUFFEL & ESSER (K&E) N4081-3 SLIDE RULE LOG LOG DUPLEX DECITRIG
Price: USD 25.99
Condition: Used
Location: 992**
Shipping Type: FIXED
Shipping Cost: USD 13.00
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Very Clean K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon 10
Price: USD 112.50
Condition: Used
Location: 461**
Shipping Type: FIXED
Shipping Cost: USD 7.50
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1945 The Log Log Duplex Decitrig Slide Rule No. 4081 Keuffel & Esser Co.
Price: USD 5.00
Condition:
Location: 741**
Shipping Type: CALCULATED
Shipping Cost: USD
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VTG KEUFFEL & ESSER 4181-3 SLIDE RULE
Price: USD 25.00
Condition: Used
Location: 954**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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