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Slide Rules | Surplus Network

$4.99 Slide Rule - Pickett N902 Trig - from Int
USA
$4.99 Slide Rule - Pickett N902 Trig...

$4.99 USD

$4.99 Slide Rule - Pickett N902 Trig...

$4.99 USD

1971 U.S. to Metric Conversion Slide Rule 18 Measurements Vintage Calculator
USA
1971 U.S. to Metric Conversion Slide...

$4.99 USD

1971 U.S. to Metric Conversion Slide...

$4.99 USD

1962 Raytheon Autospec Slide Chart Size Selector
USA
1962 Raytheon Autospec Slide Chart...

$4.99 USD

1962 Raytheon Autospec Slide Chart...

$4.99 USD

RARE Ruxton Logarithmic Slide Rule Bakelite Mechanical Pencil
USA
RARE Ruxton Logarithmic Slide Rule...

$98.00 USD

RARE Ruxton Logarithmic Slide Rule...

$98.00 USD

Fedra Log Log Closed Duplex Slide Rule - 1968 - Used once in Classroom Setting
USA
Fedra Log Log Closed Duplex Slide...

$15.95 USD

Fedra Log Log Closed Duplex Slide...

$15.95 USD

PICKETT N 600-T 6" LOG LOG SPEED SLIDE RULE WITH LEATHER CASE-FREE SHIPPING
USA
PICKETT N 600-T 6" LOG LOG SPEED...

$37.50 USD

PICKETT N 600-T 6" LOG LOG SPEED...

$37.50 USD

$0.99 Slide Rule - Post 1447 Mannheim - from Int
USA
$0.99 Slide Rule - Post 1447 Mannheim...

$0.99 USD

$0.99 Slide Rule - Post 1447 Mannheim...

$0.99 USD

Vintage Slide Rule AG THORNTON Ltd Made in England VFO 123 PIC 47
USA
Vintage Slide Rule AG THORNTON Ltd...

$40.00 USD

Vintage Slide Rule AG THORNTON Ltd...

$40.00 USD

Keuffel & Esser K+E Log Log Duplex Decitrig 1947 Slide Rule in Leather Case
USA
Keuffel & Esser K+E Log Log Duplex...

$22.49 USD

Keuffel & Esser K+E Log Log Duplex...

$22.49 USD

Dietzgen Microglide Decimal Trig Type Log Slide Rule & Case No. 1734 Made in USA
USA
Dietzgen Microglide Decimal Trig Type...

$19.99 USD

Dietzgen Microglide Decimal Trig Type...

$19.99 USD

Vintage Keuffel & Esser K+E Slide Rule 4053-3 Polyphase Leather Case 8891 Rule
USA
Vintage Keuffel & Esser K+E Slide...

$19.99 USD

Vintage Keuffel & Esser K+E Slide...

$19.99 USD

Keuffel & Essler Co. vintage slide rule with leather case N4081-3
USA
Keuffel & Essler Co. vintage slide...

$19.99 USD

Keuffel & Essler Co. vintage slide...

$19.99 USD

Keuffel & Esser ~ Vintage Slide Ruler K&E in Leather Case ~ Made in U.S.A ~
USA
Keuffel & Esser ~ Vintage Slide...

$19.99 USD

Keuffel & Esser ~ Vintage Slide...

$19.99 USD

New Whfang Analog Calculator - Slide Ruler For Long Range Shooting
USA
New Whfang Analog Calculator - Slide...

$14.99 USD

New Whfang Analog Calculator - Slide...

$14.99 USD

Mannheim professional ACU-MATH No.90a slide rule
USA
Mannheim professional ACU-MATH No.90a...

$14.99 USD

Mannheim professional ACU-MATH No.90a...

$14.99 USD

Keuffel & Esser K+E Cooke Radio Slide Rule 4139 DAMAGED
USA
Keuffel & Esser K+E Cooke Radio Slide...

$14.99 USD

Keuffel & Esser K+E Cooke Radio Slide...

$14.99 USD

Vintage Slide Ruler Lafayette F-340 5" Long Made in Japan No Case
USA
Vintage Slide Ruler Lafayette F-340...

$14.99 USD

Vintage Slide Ruler Lafayette F-340...

$14.99 USD

Vintage Lafayette Slide Rule 99-7031 Ruler Only Made In Japan w/ Case
USA
Vintage Lafayette Slide Rule 99-7031...

$39.99 USD

Vintage Lafayette Slide Rule 99-7031...

$39.99 USD

Vintage Pocket Slide Rule Lot Advertizement
USA
Vintage Pocket Slide Rule Lot...

$39.99 USD

Vintage Pocket Slide Rule Lot...

$39.99 USD

Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR #3
Ukraine
Engineer Logarithmic Mathematical...

$39.99 USD

Engineer Logarithmic Mathematical...

$39.99 USD

Pickett 1025 Side Rule Full Documentation & Case
USA
Pickett 1025 Side Rule Full...

$39.99 USD

Pickett 1025 Side Rule Full...

$39.99 USD

Pickett Slide Rule N3-T with Leather Case Vintage Used Good Condition
USA
Pickett Slide Rule N3-T with Leather...

$39.99 USD

Pickett Slide Rule N3-T with Leather...

$39.99 USD

Pickett Slide Rule N4-ES Log Log W/ Leather Case
USA
Pickett Slide Rule N4-ES Log Log W/...

$39.99 USD

Pickett Slide Rule N4-ES Log Log W/...

$39.99 USD

Slide Rule Frederick Post Versalog Hemmi Bamboo 1460 With Leather Case Japan
USA
Slide Rule Frederick Post Versalog...

$18.99 USD

Slide Rule Frederick Post Versalog...

$18.99 USD

Vintage Aristo Charvoz Multilog Slide Rule No. 0970 Leather Case Germany
USA
Vintage Aristo Charvoz Multilog Slide...

$18.99 USD

Vintage Aristo Charvoz Multilog Slide...

$18.99 USD

Vintage PICKETT NO. 120 Slide Rule with Case
USA
Vintage PICKETT NO. 120 Slide Rule...

$13.99 USD

Vintage PICKETT NO. 120 Slide Rule...

$13.99 USD

Vtg Slide Rule Calculator Table Lot Paperboard Engineering Electrical 40s 50s
USA
Vtg Slide Rule Calculator Table Lot...

$48.00 USD

Vtg Slide Rule Calculator Table Lot...

$48.00 USD

Rare Vintage Albert Nestler Slide Rule W/original black collector Case.
USA
Rare Vintage Albert Nestler Slide...

$48.00 USD

Rare Vintage Albert Nestler Slide...

$48.00 USD

Rare Russian Slide Rule Calculator Pocket Watch Style Vintage Antique
USA
Rare Russian Slide Rule Calculator...

$48.00 USD

Rare Russian Slide Rule Calculator...

$48.00 USD

Vintage Slide Rule DIETZGEN No 1767 National USA 44
USA
Vintage Slide Rule DIETZGEN No 1767...

$9.00 USD

Vintage Slide Rule DIETZGEN No 1767...

$9.00 USD

Precision Sterling Slide Rule White Slide Rule
USA
Precision Sterling Slide Rule White...

$9.00 USD

Precision Sterling Slide Rule White...

$9.00 USD

Vintage Faber Castell Duplex 2/82 Slide Rule Germany Measurement Engineering
USA
Vintage Faber Castell Duplex 2/82...

$68.00 USD

Vintage Faber Castell Duplex 2/82...

$68.00 USD

GIANT FUNCTIONAL DISPLAY SLIDE RULE ANTIQUE VINTAGE MATH ENGINEER SCIENCE
USA
GIANT FUNCTIONAL DISPLAY SLIDE RULE...

$258.00 USD

GIANT FUNCTIONAL DISPLAY SLIDE RULE...

$258.00 USD

KEUFFEL & ESSER CO NY USA K&E 274500 LLO LLOO Vintage Slide Rule 41
USA
KEUFFEL & ESSER CO NY USA K&E 274500...

$45.00 USD

KEUFFEL & ESSER CO NY USA K&E 274500...

$45.00 USD

Vintage Slide Rule THORNTON PIC No 251 Made in England 43
USA
Vintage Slide Rule THORNTON PIC No...

$18.00 USD

Vintage Slide Rule THORNTON PIC No...

$18.00 USD

Allen Engineering Scales Drafting / Mapping Fan Rulers w/ Case U S A
USA
Allen Engineering Scales Drafting /...

$18.00 USD

Allen Engineering Scales Drafting /...

$18.00 USD

1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
USA
1947 K&E Keuffel & Esser Slide Rule...

$25.00 USD

1947 K&E Keuffel & Esser Slide Rule...

$25.00 USD

Vintage Slide Rule UNIQUE Universal Made in England withe case
USA
Vintage Slide Rule UNIQUE Universal...

$7.50 USD

Vintage Slide Rule UNIQUE Universal...

$7.50 USD

Vintage SLIDE RULE A W FABER CASTELL57/87 RIETZ Made in Germany 40
USA
Vintage SLIDE RULE A W FABER...

$7.50 USD

Vintage SLIDE RULE A W FABER...

$7.50 USD

Kennametal Turning Calculator 2006 (no sleeve) (SKU# 1588)
USA
Kennametal Turning Calculator 2006...

$5.95 USD

Kennametal Turning Calculator 2006...

$5.95 USD

Vintage Arithma Addiator Adding Machine Calculator With Case And Stylus
USA
Vintage Arithma Addiator Adding...

$22.50 USD

Vintage Arithma Addiator Adding...

$22.50 USD

FREDERICK POST CO. VERSALOG 1460 HEMMI Bamboo SLIDE RULE JAPAN GK LEATHER CASE
USA
FREDERICK POST CO. VERSALOG 1460...

$34.99 USD

FREDERICK POST CO. VERSALOG 1460...

$34.99 USD

Aristo Charvoz Engineer Multilog Nr. 0970 Slide Rule w/ Hard Plastic Case
USA
Aristo Charvoz Engineer Multilog Nr....

$34.99 USD

Aristo Charvoz Engineer Multilog Nr....

$34.99 USD

K&E Deci-Lon Slide Ruler with Original Leather Bound Case and Clip
USA
K&E Deci-Lon Slide Ruler with...

$100.00 USD

K&E Deci-Lon Slide Ruler with...

$100.00 USD

Vintage Slide Rule UNIQUE LOG LOG Made in England with box 46
USA
Vintage Slide Rule UNIQUE LOG LOG...

$24.00 USD

Vintage Slide Rule UNIQUE LOG LOG...

$24.00 USD

Boonton Electronics Resonance Slide Ruler & Boonton Electronics Reactance Slide
USA
Boonton Electronics Resonance Slide...

$20.00 USD

Boonton Electronics Resonance Slide...

$20.00 USD

Vintage Concise Circular Pocket Slide Rule Shell Oil Co
USA
Vintage Concise Circular Pocket Slide...

$20.00 USD

Vintage Concise Circular Pocket Slide...

$20.00 USD

Vintage Pocket Calculator Addition & Subtraction Germany with Case
USA
Vintage Pocket Calculator Addition &...

$20.00 USD

Vintage Pocket Calculator Addition &...

$20.00 USD

VINTAGE LAWRENCE ENGINEERING SERVICE, WASBASH IND WOODEN SLIDE RULER Made In USA
USA
VINTAGE LAWRENCE ENGINEERING SERVICE,...

$12.99 USD

VINTAGE LAWRENCE ENGINEERING SERVICE,...

$12.99 USD

K&E N4058W Beginners Slide Rule Vintage Keuffel & Essex Co. with Case U.S.A.
USA
K&E N4058W Beginners Slide Rule...

$9.99 USD

K&E N4058W Beginners Slide Rule...

$9.99 USD

Vintage SP PRECISION STERLING SLIDE RULE White 11” - USA MADE
USA
Vintage SP PRECISION STERLING SLIDE...

$9.99 USD

Vintage SP PRECISION STERLING SLIDE...

$9.99 USD

Vintage Pocket SLIDE RULE JAKAR No 511 with case NO CURSOR
USA
Vintage Pocket SLIDE RULE JAKAR No...

$10.00 USD

Vintage Pocket SLIDE RULE JAKAR No...

$10.00 USD

Vintage SLIDE RULE RAPHOPLEX BREVETTE SGDG Made in France 34
USA
Vintage SLIDE RULE RAPHOPLEX BREVETTE...

$10.00 USD

Vintage SLIDE RULE RAPHOPLEX BREVETTE...

$10.00 USD

Faber Castell Duplex Slide Rule No 52/82, 21 Scales, 13” long in original case
USA
Faber Castell Duplex Slide Rule No...

$125.00 USD

Faber Castell Duplex Slide Rule No...

$125.00 USD

Brand New Square D Motor and Transformer Data Calculator 2017 NEC
USA
Brand New Square D Motor and...

$13.00 USD

Brand New Square D Motor and...

$13.00 USD

Vintage Keuffel & Esser 4055 Favorite Simplex Slide Rule with Original Case USA
USA
Vintage Keuffel & Esser 4055 Favorite...

$13.00 USD

Vintage Keuffel & Esser 4055 Favorite...

$13.00 USD

Faber Castell Novo Duplex 2/83 slide rule, 24 scales, Germany. Nice.
Bulgaria
Faber Castell Novo Duplex 2/83 slide...

$245.00 USD

Faber Castell Novo Duplex 2/83 slide...

$245.00 USD

Vintage SLIDE RULE B-R-L Made in England ACADEMY tm 303 RIETZ 33
USA
Vintage SLIDE RULE B-R-L Made in...

$8.00 USD

Vintage SLIDE RULE B-R-L Made in...

$8.00 USD

Vintage Pickett N600 400 300 200-ES Pocket Slide Rule with Leather Cases Lot
USA
Vintage Pickett N600 400 300 200-ES...

$94.99 USD

Vintage Pickett N600 400 300 200-ES...

$94.99 USD

Vintage SLIDE RULE STERLING USA DECIMAL TRIG LOG LOG Instructions and Case 37
USA
Vintage SLIDE RULE STERLING USA...

$15.00 USD

Vintage SLIDE RULE STERLING USA...

$15.00 USD

Sun Hemmi Bamboo Slide Rule No. 257 Vintage Japan
Japan
Sun Hemmi Bamboo Slide Rule No. 257...

$84.99 USD

Sun Hemmi Bamboo Slide Rule No. 257...

$84.99 USD

Keuffel Esser Pocket Slide Rule Pat 1.875.927
Peru
Keuffel Esser Pocket Slide Rule Pat...

$12.00 USD

Keuffel Esser Pocket Slide Rule Pat...

$12.00 USD

Vintage Starrett Tool “U.S. Standard Screw Threads”
USA
Vintage Starrett Tool “U.S....

$12.00 USD

Vintage Starrett Tool “U.S....

$12.00 USD

Nuclear Blast / Atomic Burst Slide Rule! Cold War COOL! Open Fire With Atoms!
USA
Nuclear Blast / Atomic Burst Slide...

$12.00 USD

Nuclear Blast / Atomic Burst Slide...

$12.00 USD

Pickett Model N 1010-ES Trig All Metal Slide Rule USA Made Vintage 1959 w/ Case
USA
Pickett Model N 1010-ES Trig All...

$29.99 USD

Pickett Model N 1010-ES Trig All...

$29.99 USD

Nestler Slide RuleW/Sheath Schwarzwald Germany,Nr.0123S - (LXC10N)
USA
Nestler Slide RuleW/Sheath...

$29.99 USD

Nestler Slide RuleW/Sheath...

$29.99 USD

Vintage 1960
USA
Vintage 1960's KEUFFEL & ESSER K+E...

$149.99 USD

Vintage 1960's KEUFFEL & ESSER K+E...

$149.99 USD

Vintage Pickett Slide Rule Model N600-ES Log Log Speed Rule With
USA
Vintage Pickett Slide Rule Model...

$60.00 USD

Vintage Pickett Slide Rule Model...

$60.00 USD

Vintage SLIDE RULE SYSTEM RIETZ No 28R ALBERT NESTER A-G LAHR DRGM 35
USA
Vintage SLIDE RULE SYSTEM RIETZ No...

$60.00 USD

Vintage SLIDE RULE SYSTEM RIETZ No...

$60.00 USD

Vintage Slide Rule Pickett Microline 120 Student With Leather Case
USA
Vintage Slide Rule Pickett Microline...

$10.99 USD

Vintage Slide Rule Pickett Microline...

$10.99 USD

Vintage Slide Rule A.W. FABER No 378 Made in Bavaria DRP No 206428 45
USA
Vintage Slide Rule A.W. FABER No 378...

$50.00 USD

Vintage Slide Rule A.W. FABER No 378...

$50.00 USD

ARITHMA ADDIATOR Adding Machine Calculator w/ Stylus Made In Germany - Vintage!
USA
ARITHMA ADDIATOR Adding Machine...

$8.49 USD

ARITHMA ADDIATOR Adding Machine...

$8.49 USD

Vintage Gerber Scientific Instrument Co Variable Scale Model TP007100B USA
USA
Vintage Gerber Scientific Instrument...

$78.00 USD

Vintage Gerber Scientific Instrument...

$78.00 USD

Vintage SLIDE RULE PICKETT & ECKEL Inc Chicago IL 1962 Model N-500-T HI LOG LOG
USA
Vintage SLIDE RULE PICKETT & ECKEL...

$35.00 USD

Vintage SLIDE RULE PICKETT & ECKEL...

$35.00 USD

Vintage POST 1460 Versalog HEMMI Bamboo SLIDE RULE & Leather CASE Frederick Post
USA
Vintage POST 1460 Versalog HEMMI...

$42.49 USD

Vintage POST 1460 Versalog HEMMI...

$42.49 USD

Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Soviet USSR Box
Belarus
Logarithmic Ruler KL-1 Round Lineup...

$30.00 USD

Logarithmic Ruler KL-1 Round Lineup...

$30.00 USD

Brand New Square D Motor and Transformer Data Calculator 2017 NEC
USA
Brand New Square D Motor and...

$4.50 USD

Brand New Square D Motor and...

$4.50 USD

Lot of 2 Vintage Pickett All Metal Slide Rule N902-T Simplex Trig
USA
Lot of 2 Vintage Pickett All Metal...

$22.95 USD

Lot of 2 Vintage Pickett All Metal...

$22.95 USD

ARISTO Nr. 870 Slide Rule "GERMANY MADE" 2LA11
Peru
ARISTO Nr. 870 Slide Rule "GERMANY...

$47.00 USD

ARISTO Nr. 870 Slide Rule "GERMANY...

$47.00 USD

Vintage Pocket Slide Rule Lot Compass Pickett and More
USA
Vintage Pocket Slide Rule Lot...

$54.99 USD

Vintage Pocket Slide Rule Lot...

$54.99 USD

KXTV 10 Sacramento, Ca Slide Chart Famous Newsman 1974 News Service
USA
KXTV 10 Sacramento, Ca Slide Chart...

$10.80 USD

KXTV 10 Sacramento, Ca Slide Chart...

$10.80 USD

VINTAGE SIC Bamboo SLIDE RULE No. 1020 With Product Box And Protective Sleeve
USA
VINTAGE SIC Bamboo SLIDE RULE No....

$23.00 USD

VINTAGE SIC Bamboo SLIDE RULE No....

$23.00 USD

Vintage Frederick Post 1460 Versalog HEMMI Bamboo Slide Rule & Leather Case
USA
Vintage Frederick Post 1460 Versalog...

$29.96 USD

Vintage Frederick Post 1460 Versalog...

$29.96 USD

Vintage 1917 Keuffel & Esser Co. Mannheim & Duplex Slide Rules Complete Manual
USA
Vintage 1917 Keuffel & Esser Co....

$6.00 USD

Vintage 1917 Keuffel & Esser Co....

$6.00 USD

Aristo Charvoz Engineer Slide Rule Lot Pocket Size Vintage Lot Used
USA
Aristo Charvoz Engineer Slide Rule...

$49.99 USD

Aristo Charvoz Engineer Slide Rule...

$49.99 USD

Brand New Pickett Slide Rule Genuine Leather Case Only Brown - USA Made - NEW
USA
Brand New Pickett Slide Rule Genuine...

$49.99 USD

Brand New Pickett Slide Rule Genuine...

$49.99 USD

The A Lietz Co No 2984 Slide Rule And Faux Leather Case Vintage Made In USA
USA
The A Lietz Co No 2984 Slide Rule And...

$18.89 USD

The A Lietz Co No 2984 Slide Rule And...

$18.89 USD

Hemmi Post 1460 Versalog Slide Rule Bamboo Fine Very Scarce Leather Case W Strap
USA
Hemmi Post 1460 Versalog Slide Rule...

$37.00 USD

Hemmi Post 1460 Versalog Slide Rule...

$37.00 USD

VINTAGE Slide Rule Teledyne Post 44BA-470 Hemmi Japan In Hard Plastic Case
USA
VINTAGE Slide Rule Teledyne Post...

$23.99 USD

VINTAGE Slide Rule Teledyne Post...

$23.99 USD

Vintage Keuffel & Esser Co. K-12 Prep K + E Slide Rule #681892 W/ Case
USA
Vintage Keuffel & Esser Co. K-12 Prep...

$23.99 USD

Vintage Keuffel & Esser Co. K-12 Prep...

$23.99 USD

Lot of Slide Rules, Rulers, Booklets - Lawrence Side Rule, Lot Of 4
USA
Lot of Slide Rules, Rulers, Booklets...

$19.00 USD

Lot of Slide Rules, Rulers, Booklets...

$19.00 USD

VINTAGE BELL SYSTEM CABLE AND WIRE COLOR CODE SLIDE RULE
USA
VINTAGE BELL SYSTEM CABLE AND WIRE...

$12.95 USD

VINTAGE BELL SYSTEM CABLE AND WIRE...

$12.95 USD

Vintage Pickett Student Slide Rule Microline No. 120 box instructions case
USA
Vintage Pickett Student Slide Rule...

$20.98 USD

Vintage Pickett Student Slide Rule...

$20.98 USD

Vintage 1960s Pend-u-lation Newtons Cradle by North Pacific Products Company
USA
Vintage 1960s Pend-u-lation Newtons...

$44.99 USD

Vintage 1960s Pend-u-lation Newtons...

$44.99 USD

Vintage ACU-MATH no 1211 and More Pocket Slide Rule With Leather Case Huge Lot
USA
Vintage ACU-MATH no 1211 and More...

$44.99 USD

Vintage ACU-MATH no 1211 and More...

$44.99 USD

Five SLIDE RULE Lot Precision Sterling--AcuMath 400
USA
Five SLIDE RULE Lot Precision...

$18.90 USD

Five SLIDE RULE Lot Precision...

$18.90 USD

Vintage Dietzgen 1767 Old Slide Rule Math Antique with Leather Case Sleeve
USA
Vintage Dietzgen 1767 Old Slide Rule...

$17.95 USD

Vintage Dietzgen 1767 Old Slide Rule...

$17.95 USD

Vint 1947 Demo Training Teaching 7
USA
Vint 1947 Demo Training Teaching 7'...

$485.00 USD

Vint 1947 Demo Training Teaching 7'...

$485.00 USD

Keuffel & Esser Vintage Slide Ruler K&E Slide Rule Black Leather Case 4097D USA
USA
Keuffel & Esser Vintage Slide Ruler...

$19.95 USD

Keuffel & Esser Vintage Slide Ruler...

$19.95 USD

Vintage Pickett Slide Rule N 3-ES Power Log Exponent All Metal Leather Case 1960
USA
Vintage Pickett Slide Rule N 3-ES...

$67.99 USD

Vintage Pickett Slide Rule N 3-ES...

$67.99 USD