Thomson Double Bridge

This apparatus appears in the following catalogue:
Ateliers Ruhmkorff-J. Carpentier: Catalogue 1907, appareils courants Auteur: Carpentier, Jules Adrien.

Link: http://cnum.cnam.fr/CGI/redir.cgi?M9854

Inventory number: ELE725

Data

Inventory Number: 

ele123

Date: 

1907

Dimensions: 

length 60cm, height 5cm, width 15cm

Maker: 

Instrument Categories: 

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