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ID number:  BIRRC-P0459
Institution:  Research and Cultural Collections
Named collection:  Historic Physics Collection
Artist / Maker:  Wolff, O.
Title / Object name:  Resistance box - 6 decade
Object type:  Electrical instrument
Place made:  Berlin
Date made:  c. 1922
Materials:  Brass and other metals on plastic panel with plastic knobs, in polished wooden box with loose-fitting lid
Measurements:  61 x 16.5 x 19.5 cm (including lid)
BIRRC-P0459a.jpg

High quality 6 decade resistance box with maximum of 99999.9 ohms

Inscriptions / Translations:  O Wolff Berlin 4185
Manganin int Ohm richtig bei 20ºC

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