Model 603 illumination meter by Weston Electrical Instrument Co.
Model 603 illumination meter, no. A.40195 by Weston Electrical Instrument Co., Surbiton, England, c. 1933.
- Materials:
- mahogany (wood) , glass , plastic (unidentified) , metal (unknown) , copper (alloy) , brass (copper, zinc alloy) and selenium
- Object Number:
- 1933-567/1
- type:
- illumination meter
- Image ©
- The Board of Trustees of the Science Museum