2 Herschel type actinometers

2 Herschel type actinometers, by Henry Barrow, London and 1848 and Thomas Charles Robinson, London, 1840

Details

Category:
Meteorology
Object Number:
1957-103
Measurements:
overall: 900 mm x 444 mm x 430 mm,
type:
actinometer
credit:
Meteorological Office