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Standard resistor

1893

Standard resistor

1893

Standard resistor

1893

Standard resistor

Standard resistor

1893

Standard resistor by Griffin and Tatlock Ltd.

1926-1954

`Nivoc' standard resistor no. 1263

1900-1945

Standard resistor

1893

Standard resistor, 1 ohm, c.1883, serial no.52

1883

Standard resistor 9330. 1000 ohms 0.1 W No. 30822.

Standard resistor

Standard resistor L330757 10000 ohm.

5 Reichsanstallt pattern standard resistors, by Otto Wolff, Berlin, calibrated in International Ohms

5 Reichsanstallt pattern standard resistors

1902-1903
Standard resistor type 1659 100 ohm No. 98062, by H. Tinsley & Co. Ltd., London, SE25, England.

Standard resistor type 1659 100 ohm No. 98062

6 Reichsanstallt pattern standard resistors, by Otto Wolff, Berlin, calibrated in British Association Ohms.

6 Reichsanstallt pattern standard resistors

1878-1880
Standard resistor Type 1659. 100 ohms. No. 71788, by H. Tinsley & Co. Ltd., London, SE25, England.

Standard resistor Type 1659. 100 ohms. No. 71788

One Megohm (at 20ºC) standard resistor, type 474, by H. Tinsley & Co. Ltd., London, S.E.25, serial no. 54615, made in 1943, in wooden case with lid that is slotted for connecting leads, terminals mounted on perspex insulators.

One Megohm (at 20ºC) standard resistor

1943