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DIETZEN National WOODEN Slide Rule 1767P with case MADE USA

$ 15.4 $ 9.24

Vtg GENERAL ELECTRIC Universal Circle Metric Converter Cup 1970 Ole Jorgensen

$ 21.99 $ 13.19

Vintage "U.S. Motors" Slide Rule - advertising - case sheath

$ 7.03 $ 4.21

Dietzgen 1735 Maniphase Multiplex Vector Log Log Slide Rule + 21 Scales

$ 11.39 $ 6.83

Vintage U.S. Military Slide Rule, WWII, American Blueprint Co. Inc. N.Y.

$ 35.15 $ 21.09

Sun Hemmi Electronics / Electrical Engineer Pocket Slide Rule | Rare Sliderule!

$ 307.99 $ 184.79

Vintage Precision Sterling Slide Rule Made In USA VTG Drafting Engineering

$ 9.67 $ 5.8

Pickett Microline 120 Slide Ruler with Case and Manual

$ 17.6 $ 10.56

Precision Sterling Slide Rule, with Vinyl Case

$ 10.56 $ 6.33

1959 Pickett Model N4-ES Vector Type Log Dual Base Speed Slide Rule w/ Case VTG

$ 65.99 $ 39.59

Vintage Waltham Drawing Drafting Set Made In Germany in Original Case

$ 13.19 $ 7.91

Hemmi No. 2664S 153 RICOH No.105 116 5 Set Slide Rule

$ 79.2 $ 47.52

DIETZGEN MANIPHASE MULTIPLEX DECIMAL TRIG TYPE LOG LOG SLIDE RULE #1732

$ 29.03 $ 17.41

The Easy Way U S Stamp Identifier Slide Rule 1953 C J Charmatz Chicago Illinos

$ 6.16 $ 3.69

Pickett Microline 120 Slide Rule Engineering Math Calculator Tool Ruler

$ 13.19 $ 7.91

Vintage SIC Engineer's No 1510 Bamboo Slide Rule + Leather Case Japan (A106)

$ 27.28 $ 16.36

Vintage Slide Rule Pickett Model N902-ES Simplex Trig All Metal Ruler w/ Case

$ 13.15 $ 7.89

CMC Clearing Machine Corp Press Tonnage Calculator - Box, Case & Instructions

$ 15.62 $ 9.37

Vintage Castell Slide rule, Made in Germany, 6" long

$ 13.19 $ 7.91

VINTAGE MANNHEIM PROFESSIONAL ACU-MATH #511 SLIDE RULE W/CASE MADE IN USA

$ 13.19 $ 7.91

Keuffel & Esser Slide Rule 4181-3 Dated 1947

$ 15.62 $ 9.37

Vintage Primatrig Dietzgen No. 1757 Slide Ruler With Case Drafting Tool Made USA

$ 13.2 $ 7.91

30s Slide rule Hedwigshütte A. G. Stettin 25151 25351

$ 17.33 $ 10.4

Keuffel & Esser Co Vintage Slide Rule Leather Case Fun Math Graduation Gift

$ 13.2 $ 7.91

Vintage German Slide Rule RARE

$ 22 $ 13.2

Vintage Circular Metal Binary Slide Rule w/ Case & Atlas Directions

$ 88 $ 52.8

Foxboro Valve Sizing Slide Rule

$ 13.2 $ 7.91

Vintage Southern Counties Gas Company Diwa 601-1 Engineer Slide Rule w/ Case

$ 21.95 $ 13.17

Keuffel & Esser DECI-LON 10 Slide Rule w/Leather Case and K+E Instruction Book

$ 131.12 $ 78.67

Vintage 12" Slide Rule Leather Case Made In U.S.A. Charvoz-Roos 1940s? See Pix!!

$ 11.43 $ 6.85

Vintage Frederick Post No. 1460 Hemmi Bamboo Slide Rule w/Black Leather Case

$ 35.15 $ 21.09

1946 Wood Slide Rule Lawrence Engineering Service Printer's Proportion Rule

$ 3.47 $ 2.08

1947 Keuffel & Esser K&E N4080-3 Log Log Duplex Trig Slide Rule w/ Leather Case

$ 21.99 $ 13.19

Hughes Owens Company Limited No 1772 Slide Rule

$ 48.4 $ 29.04

Vintage Bamboo Relay Slideruler #105 - Made in Japan

$ 24.2 $ 14.52

K + E Slide Rule Manuals - Log Log Duplex Decitrig & Vector 1939 & 1947

$ 17.59 $ 10.55

Pickett N-500-ES Hi-Log Slide Rule Vintage

$ 28.15 $ 16.89

Keuffel & Esser (K&E) Model 4088-3 Engineering Slide Rule

$ 15.83 $ 9.49

Frederick Post Versalog Hemmi Bamboo Slide Rule #1460 w/Leather Case & belt clip

$ 44.28 $ 26.56

Vintage Pickett Microline 120 Slide Rule Engineering Math Calculator W/ Case

$ 11.43 $ 6.85

Hemmi No. 264 Slide Rule. Duplex. Bamboo. 18 Scales. Scarce in USA. Excellent.

$ 88 $ 52.8

Pickett Model 1010-ES metal slide rule w/ leather case & 1954 catalog/price list

$ 22 $ 13.2

Vintage - Calculator Slide Rule - Calectro OHMS Calculator - GC Electronics

$ 7.04 $ 4.22

K&E Manual, Log Log Duplex Decitrig Slide Rule N4081, Keuffel & Esser Co

$ 12.71 $ 7.62

ARISTO Nr. 89 Vintage Small Slide Rule Leather Case Germany Original Box-BR1

$ 21.99 $ 13.19

Vintage Concrete/Asphalt Slide Rule Volume Calculator - Tilcon Tomasso

$ 5.28 $ 3.16

Vintage Wood Slide Rule Engineering Instruments Peru Indiana, Multi-Function

$ 5.72 $ 3.43

Vintage Yale Furnace Humidifier Selector Humidification Slide Chart Calculator

$ 4.4 $ 2.64

vintage slide rule in case with instructions Mannheim Type slide rule

$ 5.27 $ 3.16

vintage post 1440 mini slide rule japan sun hemmi

$ 11.35 $ 6.81

K&E #4054 Polyphase Slide Rule Black Leather Hardcase Keuffel & Esser CO N.Y.

$ 17.49 $ 10.49

Ecobra Generic Slide Rule Aluminum with original box (box Latch Damaged)

$ 8.8 $ 5.28

Vintage Pickett Circular Slide Rule - Model 103ES - With Original Leather Case

$ 35.2 $ 21.12

Vintage Sp Sterling Decimal Trig Multi-Log Slide Rule No. 594 USA Made 1965

$ 14.07 $ 8.44

Albert Nestler No. 12 Pocket Slide Rule - 6" Long + Orig Box/Case

$ 8.58 $ 5.14

K+E Vintage Ivorite Slide Rule 4181-1C With Leather Sheath Box Pamphlet Manual

$ 66 $ 39.6

(B15) Pickett Model 120T 12" Plastic Student Slide Rule w/ Slip Case Inst. & Box

$ 9.92 $ 5.95

Pickett Model N4-ES Vector-Type Slide Rule With Leather Case 1959 Made In USA

$ 46.63 $ 27.97

Rare-- A.W. Faber Calculating Slide Rule: Manufactured between 1897 and 1906

$ 43.12 $ 25.87

Vintage METALBESTOS GAS VENT CALCULATOR Slide Rule/ Chart by Perrygraf 12-67

$ 7.91 $ 4.74

1460 Versalog Federick Post Co. Slide Rule Ruler Hemmi Japan With Leather Case

$ 17.59 $ 10.55

Vintage Pickett 10” Slide Rule With leather Case. Mod: Microline 120 good condit

$ 17.59 $ 10.55

(B15) Parker Air Valve Sizing Slide Calculator / Selector

$ 4.96 $ 2.97

Vintage Stone Hydraulic Slide Rule For Sand Concrete Advertisement

$ 8.79 $ 5.27

Lot 10-Vintage Pickett Microline 120 Slide Rule Engineering Math Calculator Tool

$ 61.59 $ 36.95

Rare Vintage Sun Hemmi Bamboo Slide Ruler 600 with Leather Case 4 5/8"

$ 80.08 $ 48.04

Vintage Soviet Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule USSR

$ 13.15 $ 7.89

12" Slide Rule Acu-Math No. 400 Made in USA one-sided w soft black leather case

$ 4.39 $ 2.63

Vintage Relay Slide Rule 150 Original Leather Case Made in Japan Free ship

$ 22.87 $ 13.72

Vintage Radio Shack OHMS Law Parallels Resistance Paper Slide Calculator 1981

$ 17.6 $ 10.56

VTg Drafting SUN HEMMI BAMBOO SLIDE RULE NO. 256 W Leather Case Japan Excellent

$ 70.39 $ 42.23

2-Keuffel & Esser (K&E) Model 4088-3 Engineering Slide Rule

$ 17.59 $ 10.55

Vintage Post Versalog 1460 Bamboo Slide Rule + Diwa 601 Rietz Simplex Slide Rule

$ 29.7 $ 17.82

Vintage Frederick Post Co. 1447 Bamboo Slide Rule Ruler Hard Case Hemmi Japan

$ 17.55 $ 10.53

Lot 0f 3 Vintage Keuffel & Esser K&E 4081-3 Duplex Decitrig Slide Rule with Case

$ 42.24 $ 25.34

Power Density Conversion Calculator Slide Narda Microwave Corporation 1976

$ 11.43 $ 6.85

Keuffel & Esser Deci-Lon 68 1100 Vintage Slide Rule W K&E Stamped Leather Case

$ 87.12 $ 52.27

(B15) Ramsey Controls Inc. Inertia and Horsepower Slide Calculator / Selector

$ 6.61 $ 3.97

Vintage PICKETT Microline 125 Slide Rule w/ Case MCM Engineering Science Techno

$ 8.8 $ 5.28

Keuffel Esser Log Duplex Decitrig Slide Rule Box Leather Case Manual 4081-3SB

$ 19 $ 11.4

Vintage - Calculator Slide Rule - Allied Radio-Parallel Resistance & Series 1945

$ 5.28 $ 3.16

Vintage slide rule item: The MANNHEIM SR manual by Wm Cox, KEUFFEL & ESSEER 1891

$ 10.56 $ 6.33

Vintage Keuffel & Esser 4080-3 Log Log Duplex Trig 1947 Slide Rule w/ Case

$ 26.39 $ 15.83

Cleveland Institute of Electronics, PICKETT N-515-T Slide Rule, & Leather Case

$ 81.64 $ 48.98

Vintage Slide Rule 1962 Wisconsin Metal Trades Apprentice Exhibit Promotional

$ 5.44 $ 3.26

Vintage Pre-owned 1965 Sterling Decimal Trig Log-Log Slide Rule

$ 17.16 $ 10.29

Heppenstall Steel Weight Calculator - 1941

$ 8.8 $ 5.28

Slide rules, Keuffel & Esser Co, made in USA Lot Of 4

$ 48.4 $ 29.04

Vintage Air Force Metric Conversion Slide Rule

$ 5.27 $ 3.16

Vintage Keuffel & Esser Co. N.Y. 20" Slide Rule 4053-5 With Case

$ 43.99 $ 26.39

Faber Castell 67/54 Rb Vintage SLIDE RULE Darmstadt ADDIATOR Germany

$ 61.6 $ 36.96

Vintage Teledyne Post Slide Rule Versalog II #44CA-600 Bamboo W/ Case Japan

$ 74.8 $ 44.88

Vtg. CHARLES BRUNING No. 2401 Slide Rule w/ Box, Case, Manual, Babcock Wilcox

$ 17.59 $ 10.55

Vintage Resist O Guide IRC Electronics

$ 14.95 $ 8.97

Vintage SCIENCE And MATHEMATICS Instant Price Comparator Liquid Volume USA

$ 30.79 $ 18.47

Pickett Slide Rule Model 121CT Trig &Conv. Sealed NEW! Texon Case Instruction

$ 17.6 $ 10.56

(B15) HELI-COIL Screw Thread Inserts Slide Calculator / Selector

$ 4.96 $ 2.97

Weems & Plath Nautical Marine Navigation Slide Rule 105 Annapolis , MD USA

$ 14.03 $ 8.42

FREDERICK POST Slide Rule No 1446 Made In Japan Hemmi Original Case

$ 17.59 $ 10.55

The Polyphase Slide Rule Manual No N4053 1938 4053 Keuffel Esser K&E

$ 17.59 $ 10.55