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Vintage Weston Cell Eppley Laboratory, Antique Leeds & Northrup Standard Battery
Vintage Weston Cell Eppley Laboratory, Antique Leeds & Northrup Standard Battery

$79.95

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VINTAGE LEEDS & NORTHRUP TEST SET MODEL 5430-A
VINTAGE LEEDS & NORTHRUP TEST SET MODEL 5430-A

$124.99

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Vintage Leeds & Northrup Resistor Box Antique Tool
Vintage Leeds & Northrup Resistor Box Antique Tool

$69.00

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VINTAGE LEEDS & NORTHRUP RESISTANCE STANDARD FREE SHIPPING
VINTAGE LEEDS & NORTHRUP RESISTANCE STANDARD FREE SHIPPING

$68.00

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Vintage Leeds & Northrup 706710 Wheatstone Bridge Antique Lab Test equipment
Vintage Leeds & Northrup 706710 Wheatstone Bridge Antique Lab Test equipment

$25.00

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Vintage Antique Leeds And Northrup Galvanometer Black Lacquer Wood Box Working
Vintage Antique Leeds And Northrup Galvanometer Black Lacquer Wood Box Working

$95.00

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Vintage Leeds and Northrup Type test set/meter w/Wood case Type S #5300
Vintage Leeds and Northrup Type test set/meter w/Wood case Type S #5300

$75.00

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Vintage Leeds & Northrup Laboratory Wheatstone Bridge Resistance Decade Box
Vintage Leeds & Northrup Laboratory Wheatstone Bridge Resistance Decade Box

$59.99

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Vintage Leeds & Northrup ~ Decade Resistor Box ~ #75947
Vintage Leeds & Northrup ~ Decade Resistor Box ~ #75947

$75.00

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Vintage Leeds & Northrup Precision Calibration Oil Resistor Standard 100 Ohm
Vintage Leeds & Northrup Precision Calibration Oil Resistor Standard 100 Ohm

$63.99

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Vintage Leeds & Northrup Kelvin Bridge 4286 Ohmmeter Precision Type in Oak Case
Vintage Leeds & Northrup Kelvin Bridge 4286 Ohmmeter Precision Type in Oak Case

$40.00

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VINTAGE LEEDS & NORTHRUP POTENTIOMETER SCIENTIFIC TESTING INSTRUMENT/METER
VINTAGE LEEDS & NORTHRUP POTENTIOMETER SCIENTIFIC TESTING INSTRUMENT/METER

$99.95

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NEW Vintage Leeds & Northrup 8690-2 Millivolt Potentiometer
NEW Vintage Leeds & Northrup 8690-2 Millivolt Potentiometer

$100.00

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Vintage Leeds & Northrup Potentiometer Coil Scientific Part Brass Base
Vintage Leeds & Northrup Potentiometer Coil Scientific Part Brass Base

$85.00

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Vintage LEEDS & Northrup Reflecting Galvanometer #2430-C
Vintage LEEDS & Northrup Reflecting Galvanometer #2430-C

$48.00

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VTG Leeds & Northrup 0.1 OHM resistor resistance lab standard calibration 4221
VTG Leeds & Northrup 0.1 OHM resistor resistance lab standard calibration 4221

$99.99

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Leeds & Northrup Wheatstone Bridge Type S Test Set 5300 - Vintage and Gorgeous
Leeds & Northrup Wheatstone Bridge Type S Test Set 5300 - Vintage and Gorgeous

$179.49

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Vintage Leeds Northrup Trucker Hat Snapback Cap Black Cordury
Vintage Leeds Northrup Trucker Hat Snapback Cap Black Cordury

$23.99

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Vintage WWII Era Workers Badge Leeds & Northrup CO. Philadelphia Pinback Button
Vintage WWII Era Workers Badge Leeds & Northrup CO. Philadelphia Pinback Button

$59.99

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Vintage Leeds & Northrup 8633-F
Vintage Leeds & Northrup 8633-F

$55.00

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Vintage Leeds & Northrup 4737 ~ Guarded Wheatstone Bridge ~ Untested / AS-IS
Vintage Leeds & Northrup 4737 ~ Guarded Wheatstone Bridge ~ Untested / AS-IS

$269.79

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Leeds Northrup testing meter. vintage wood cabinet. U.S. Navy Contract. ...
Leeds Northrup testing meter. vintage wood cabinet. U.S. Navy Contract. ...

$40.00

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leeds Northrup vintage electronics
leeds Northrup vintage electronics

$75.00

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Leeds & Northrup Model 8691-2 Millivolt Potentiometer
Leeds & Northrup Model 8691-2 Millivolt Potentiometer

$49.99

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Vintage June 1941 Leeds & Northrup Employees Handbook Philadelphia 87 Pages
Vintage June 1941 Leeds & Northrup Employees Handbook Philadelphia 87 Pages

$22.50

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Vintage LEEDS & Northrup Reflecting Galvanometer #2430-D
Vintage LEEDS & Northrup Reflecting Galvanometer #2430-D

$64.95

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Vintage Leeds & Northrup 8690 EMF Millivolt Potentiometer Galvanometer
Vintage Leeds & Northrup 8690 EMF Millivolt Potentiometer Galvanometer

$49.99

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vintage leeds & northrup 5305 resistance test set galvanometer bridge [4*U-18]
vintage leeds & northrup 5305 resistance test set galvanometer bridge [4*U-18]

$75.00

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Leeds Northrup Temperature Deviation Controller 0-2000° F Vintage #002A20
Leeds Northrup Temperature Deviation Controller 0-2000° F Vintage #002A20

$350.00

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Leeds & Northrup Students Potentiometer 7645 Vintage Laboratory Trainer
Leeds & Northrup Students Potentiometer 7645 Vintage Laboratory Trainer

$99.95

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Leeds & Northrup Antique Vintage Resistance Standards 10.01 Ohm 8070-B
Leeds & Northrup Antique Vintage Resistance Standards 10.01 Ohm 8070-B

$59.99

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Vintage LARGE LEEDS & NORTHRUP 1325745 RESISTANCE FRANKENSTEIN LAB SCI-FI PROP
Vintage LARGE LEEDS & NORTHRUP 1325745 RESISTANCE FRANKENSTEIN LAB SCI-FI PROP

$299.00

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Vintage Leeds & Northrup Co. Potentiometer Wood Case 315635
Vintage Leeds & Northrup Co. Potentiometer Wood Case 315635

$59.00

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Vintage Leeds & Northrup Co Potentiometer Indicator w/wood case
Vintage Leeds & Northrup Co Potentiometer Indicator w/wood case

$125.00

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Vintage Leeds & Northrup Temperature Potentiometer 8693-2
Vintage Leeds & Northrup Temperature Potentiometer 8693-2

$25.00

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Leeds & Northrup Volt Box ~ No. 7581 ~ Circa 1930
Leeds & Northrup Volt Box ~ No. 7581 ~ Circa 1930

$90.00

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Leeds & Northrup Vintage Decade Resistance Box w/ Metal Tag as Pictured
Leeds & Northrup Vintage Decade Resistance Box w/ Metal Tag as Pictured

$55.99

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Vintage Leeds & Northrup Model 2420B Light Beam Galvanometer
Vintage Leeds & Northrup Model 2420B Light Beam Galvanometer

$25.00

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Leeds & Northrup 7673 Thermionic Amplifier Vintage Potentiometer Analog Meter
Leeds & Northrup 7673 Thermionic Amplifier Vintage Potentiometer Analog Meter

$299.95

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Antique Macbeth Illuminometer Leeds Northrup Weston 267 Meter + Parts
Antique Macbeth Illuminometer Leeds Northrup Weston 267 Meter + Parts

$59.99

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Vintage LEEDS & NORTHRUP 4340 Slide Wire Wheatstone Resistance Bridge, Pristine!
Vintage LEEDS & NORTHRUP 4340 Slide Wire Wheatstone Resistance Bridge, Pristine!

$263.12

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Vintage Leeds & Northrup Potentiometer
Vintage Leeds & Northrup Potentiometer

$40.00

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LEEDS & NORTHRUP 4300 Adjustable Resistance Standard Power Meter, Vintage!!
LEEDS & NORTHRUP 4300 Adjustable Resistance Standard Power Meter, Vintage!!

$750.00

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Vintage Leeds & Northrup Co. Type S Electric Test Set No. 5430-A
Vintage Leeds & Northrup Co. Type S Electric Test Set No. 5430-A

$83.70

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Vintage Leeds & Northrup 15 Amps Current Shunt Cat 4360 US Military - Preowned
Vintage Leeds & Northrup 15 Amps Current Shunt Cat 4360 US Military - Preowned

$150.00

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Vintage #89561 Leeds & Northrup Co. Potentiometer Millivolt Thermo-Couple Box..
Vintage #89561 Leeds & Northrup Co. Potentiometer Millivolt Thermo-Couple Box..

$37.05

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Vintage Leeds & Northrup Potentiometer - Early Tube Equipment 1920/30s Era
Vintage Leeds & Northrup Potentiometer - Early Tube Equipment 1920/30s Era

$75.00

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Leeds & Northrup 8694-2 Temperature Potentiometer
Leeds & Northrup 8694-2 Temperature Potentiometer

$71.99

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Beautiful Vintage Leeds & Northrup Co Potentiometer Indicator (untested)
Beautiful Vintage Leeds & Northrup Co Potentiometer Indicator (untested)

$100.00

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Vintage Leeds & Northrup Co. Parts
Vintage Leeds & Northrup Co. Parts

$6.95

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Leeds & Northrup 9919 With Extras
Leeds & Northrup 9919 With Extras

$59.99

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Leeds & Northrup Resistance Box Light Works! But Untested
Leeds & Northrup Resistance Box Light Works! But Untested

$33.00

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(2) RARE VINTAGE LEEDS & NORTHRUP PHILADELPHIA PA USA GALVANOMETER INSTRUMENTS
(2) RARE VINTAGE LEEDS & NORTHRUP PHILADELPHIA PA USA GALVANOMETER INSTRUMENTS

$75.00

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Vintage Leeds & Northrup Co Reflecting Galvanometer UNTESTED PARTS OR REPAIR
Vintage Leeds & Northrup Co Reflecting Galvanometer UNTESTED PARTS OR REPAIR

$39.99

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Vintage Leeds Northrup Speedomax Indicator
Vintage Leeds Northrup Speedomax Indicator

$299.99

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Vintage Leeds & Northrup No. 4282 Ohmmeter — Solid Oak Box
Vintage Leeds & Northrup No. 4282 Ohmmeter — Solid Oak Box

$135.00

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2 vintage LEEDS & NORTHRUP 2340-C ohms ohm tester meter calibration *PLEASE
2 vintage LEEDS & NORTHRUP 2340-C ohms ohm tester meter calibration *PLEASE

$41.00

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Leeds & Northrup Type S Test Set #5300 , Vintage
Leeds & Northrup Type S Test Set #5300 , Vintage

$50.11

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Antique Leeds & Northrup Model KS-13842 Potentiometer Bridge
Antique Leeds & Northrup Model KS-13842 Potentiometer Bridge

$39.00

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Vintage Leeds & Northrup Precision Oil Resistor Standard Set .1 - 100,000 Ohm
Vintage Leeds & Northrup Precision Oil Resistor Standard Set .1 - 100,000 Ohm

$559.99

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Vintage Leeds & Northrup Decade Resistor, Cat. No. 4775 - Tested
Vintage Leeds & Northrup Decade Resistor, Cat. No. 4775 - Tested

$50.00

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Vintage Leeds Northrup Panel Potentiometer Linear Wirewound 50-Ohm
Vintage Leeds Northrup Panel Potentiometer Linear Wirewound 50-Ohm

$14.95

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Antique Leeds & Northrup Company Philadelphia Electrical Instrument in Oak Box
Antique Leeds & Northrup Company Philadelphia Electrical Instrument in Oak Box

$120.00

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Leeds & Northrup Model 7556 Guarded Potentiometer
Leeds & Northrup Model 7556 Guarded Potentiometer

$289.99

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Vintage Leeds and Northrup Co Electric Motor 110volt 20amp 1800 RPM With Pulley
Vintage Leeds and Northrup Co Electric Motor 110volt 20amp 1800 RPM With Pulley

$24.99

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Vintage Bakelite Double Throw Pole Knife Switch Made by Leeds & Northrup
Vintage Bakelite Double Throw Pole Knife Switch Made by Leeds & Northrup

$43.97

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Vintage Leeds & Northrup Vintage Speedomax H 200-979-188-0153-6-024-127
Vintage Leeds & Northrup Vintage Speedomax H 200-979-188-0153-6-024-127

$125.00

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Vintage Leeds & Northrup GENRAD 4746 Decade Resistance Box Working
Vintage Leeds & Northrup GENRAD 4746 Decade Resistance Box Working

$100.00

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Vintage 1927 Leeds & Northrup Co Electrolytic Conductivity Measurements Catalog
Vintage 1927 Leeds & Northrup Co Electrolytic Conductivity Measurements Catalog

$50.00

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Vintage NEW LEEDS & NORTHRUP 3051-3-0-1-12-25
Vintage NEW LEEDS & NORTHRUP 3051-3-0-1-12-25

$14.98

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VINTAGE Leeds & Northrup Normal Cell 1.019V Reference Weston Type Working 1930's
VINTAGE Leeds & Northrup Normal Cell 1.019V Reference Weston Type Working 1930's

$425.00

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Vintage Potentometer LEEDS & NORTHRUP Slide Wire, #686180, Exc Cond!!!
Vintage Potentometer LEEDS & NORTHRUP Slide Wire, #686180, Exc Cond!!!

$289.00

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Beautiful Vintage Leeds & Northrup Co Potentiometer Indicator untested As Is
Beautiful Vintage Leeds & Northrup Co Potentiometer Indicator untested As Is

$221.84

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Vintage Leeds & Northrup Testing Set No 5300 - Oak Case
Vintage Leeds & Northrup Testing Set No 5300 - Oak Case

$59.97

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Leeds & Northrup Model 8690 Millivolt Potentiometer
Leeds & Northrup Model 8690 Millivolt Potentiometer

$49.99

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Leeds and Northrup Millivolt Potentiometer/Galvanometer Cat. No. 8690
Leeds and Northrup Millivolt Potentiometer/Galvanometer Cat. No. 8690

$35.95

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Vintage Leeds & Northrup Wheatstone Bridge
Vintage Leeds & Northrup Wheatstone Bridge

$65.00

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Leeds & Northrup Type S Cable Fault Test Set No 5300 Vintage Oak Wood Case
Leeds & Northrup Type S Cable Fault Test Set No 5300 Vintage Oak Wood Case

$89.99

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Vintage Leeds & Northrup Co 11037
Vintage Leeds & Northrup Co 11037

$130.00

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Vintage LEEDS & NORTHRUP CO. 2370 A.C. Galvanometer
Vintage LEEDS & NORTHRUP CO. 2370 A.C. Galvanometer

$109.99

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Vintage Leeds & Northrup Model 7554 Type K-4 Potentiometer LARGE FRONT KNOB
Vintage Leeds & Northrup Model 7554 Type K-4 Potentiometer LARGE FRONT KNOB

$17.50

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Vintage leeds & northrup co. 142793
Vintage leeds & northrup co. 142793

$20.00

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Leeds Northrup Students Potentiometer Vintage Laboratory Trainer Educational
Leeds Northrup Students Potentiometer Vintage Laboratory Trainer Educational

$48.00

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Vintage LEEDS & NORTHRUP Telegraph relay Key Morse code
Vintage LEEDS & NORTHRUP Telegraph relay Key Morse code

$99.99

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Vintage Leeds & Northrup Co Resistor Box Wooden Case !!
Vintage Leeds & Northrup Co Resistor Box Wooden Case !!

$35.96

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Nice Vintage Leeds & Northrup Potentiometer, Laboratory Instrument!
Nice Vintage Leeds & Northrup Potentiometer, Laboratory Instrument!

$175.00

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Vintage Leeds & Northrup Co Potentiometer In Wooden Case U.S.N. Mech & Aerospace
Vintage Leeds & Northrup Co Potentiometer In Wooden Case U.S.N. Mech & Aerospace

$90.00

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VINTAGE 1945 CENTIGRADE-FAHRENHEIT CONVERSION TABLE LEEDS & NORTHRUP,L&N BOOK
VINTAGE 1945 CENTIGRADE-FAHRENHEIT CONVERSION TABLE LEEDS & NORTHRUP,L&N BOOK

$2.22

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*Vintage L&N LEEDS & NORTHRUP DC NULL DETECTOR CAT NO 9834-1
*Vintage L&N LEEDS & NORTHRUP DC NULL DETECTOR CAT NO 9834-1

$44.95

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Vintage Leeds & Northrup 3338-1 synchronous Converter 50-60
Vintage Leeds & Northrup 3338-1 synchronous Converter 50-60

$10.99

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Original Vintage Type P Galvanometer Leeds & Northrup
Original Vintage Type P Galvanometer Leeds & Northrup

$99.99

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LEEDS & NORTHRUP 8064-A RESISTANCE THERMOMETER BRIDGE VINTAGE INDUSTRIAL SURPLUS
LEEDS & NORTHRUP 8064-A RESISTANCE THERMOMETER BRIDGE VINTAGE INDUSTRIAL SURPLUS

$69.99

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Vintage -Leeds & Northrup -Potentiometer & Galvanometer, In Wood Box - UN-Tested
Vintage -Leeds & Northrup -Potentiometer & Galvanometer, In Wood Box - UN-Tested

$49.99

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VINTAGE Leeds & Northrup MICROFARAD 74732 Laboratory Capacitor Complete Unit
VINTAGE Leeds & Northrup MICROFARAD 74732 Laboratory Capacitor Complete Unit

$125.00

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Vintage Leeds & Northrup Company Self Inductance Milli-Henrys ~ KS 2242
Vintage Leeds & Northrup Company Self Inductance Milli-Henrys ~ KS 2242

$125.00

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Antique Leeds & Northrup Single Range Potentiometer Indicator (PART)
Antique Leeds & Northrup Single Range Potentiometer Indicator (PART)

$30.00

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Leeds & Northrup Co Philadelphia 67135 Vintage 6 Terminal Knife Switch NewHandle
Leeds & Northrup Co Philadelphia 67135 Vintage 6 Terminal Knife Switch NewHandle

$69.99

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VINTAGE LEEDS & NORTHRUP L&N CO POTENTIOMETER INDICATOR
VINTAGE LEEDS & NORTHRUP L&N CO POTENTIOMETER INDICATOR

$39.99

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Vintage Leeds & Northrup Resistance Decade Box Test Meter Panel Lab USA #1001971
Vintage Leeds & Northrup Resistance Decade Box Test Meter Panel Lab USA #1001971

$180.00

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Leeds & Northrup Millivolt Potentiometer Vintage Laboratory 8686 Galvanometer
Leeds & Northrup Millivolt Potentiometer Vintage Laboratory 8686 Galvanometer

$99.95

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