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1 to 12 of 67
  • Published: Leeds & Northrup Company, Philadelphia  
  • Terms: C5-D3  
  • Terms: scientiric instruments -- optical  
  • Terms: Potentiometers  
  • Terms: scientific instruments -- twentieth century  
  • Terms: C6-A1  
  • Terms: scientific instruments -- optical  
  • Terms: Lamps  
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Published *

Leeds & Northrup Company, Philadelphia (67)

Year

0 (29)
1927 (4)
1929 (4)
1912 (3)
1919 (3)
1930 (3)
1943 (3)
1945 (3)
1928 (2)
1944 (2)
1948 (2)
1915 (1)
1917 (1)
1925 (1)
1926 (1)
1932 (1)
1935 (1)
1942 (1)
1946 (1)
1950 (1)

Thesaurus *

C6-A1 (67)
Electricity (59)
Leeds & Northrup Company (56)
Galvanometers (20)
Potentiometers (12)
Leeds & Northrup (9)
Electrical Instruments (6)
Bridges (6)
Lamps (5)
conductivity (3)
Circuits (2)
Resistance (2)
Resistors (2)
Line testing (2)
Electricity and Magnetism (1)
Thermometers (1)
Pyrometers (1)
Cables (1)
Current (1)
Lamp (1)
Leeds & Northrop Company (1)
Capacitance (1)
Capacitors (1)
Inductometer (1)
Kelvin Bridge (1)
Electrical (1)
Candle Power (1)
Rotary Converter (1)
Synchronizing Fork (1)
Ion Concentrations (1)
Testing Instruments (1)

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Apparatus for Capacitance, Inductance, and Magnetic Measurements: Catalogue 10

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Apparatus for D-C Resistance Measurements, Catalogue E-53

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Apparatus for Electrolytic Conductivity Measurements, Catalog No. 48

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Apparatus for Measuring Low Resistance and Conductivity, The Hoopes' Conductivity Bridge, Catalogue No. 40

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Blueprint of "Method of Synchronizing a Rotary Converter"

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Bridge for Locating Faults in Power Circuits, 536A

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Brooks Deflection Potentiometer, Bulletin No. 763, Model No. 7630

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The Brooks Inductometer, Bulletin No. 152

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Bulletin No. 680, p. 15

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Directions for 2100 Lamp and Scale Reading Device

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Directions for 2430 D-C Galvanometer, Issue 2

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Directions for Adjusting L&N Galvanometer No. 2420

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