Mirror, 2'4" square

Made:
1916
maker:
Horace Darwin
and
Archibald Vivian Hill

Mirror, 2'4" square, from Darwin Hill position finder, 1916, used to track balloons.

Details

Category:
Meteorology
Object Number:
1919-269
Materials:
metal, brass and glass
Measurements:
overall: 12 x 79 x 79 cm
type:
balloon tracking mirror
credit:
Ministry of Munitions