
Callendar Electrical Temperature Indicator, 1894

Callendar patent electrical temperature indicator, in mahogany case fitted with dry cell batteries, by The Cambridge Scientific Instrument Company, London, England, 1894
Details
- Category:
- Heat
- Object Number:
- 1950-259
- Materials:
- silver plated, iron, steel (metal), wood (unidentified), textile, ivory, bitumen, carbon, paper (fibre product), glass, copper (metal), mica, mahogany (wood) and brass (copper, zinc alloy)
- Measurements:
-
overall: 335 mm x 285 mm x 205 mm, , 11.98kg
- credit:
- Leica Microsystems Cambridge Ltd