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

Parts

Component Parts for Balloon Tracking Mirror.

Component Parts for Balloon Tracking Mirror.

Component Parts for Balloon Tracking Mirror. Including two siting instruments, two small metal stands and four other metal objects one in a wooden case.

Measurements:
overall (correx box): 150 mm x 560 mm x 420 mm,
Materials:
metal (unknown) and wood (unidentified)
Object Number:
1919-269 Pt1
type:
components
Image ©
The Board of Trustees of the Science Museum
Balloon Tracking Mirror

Balloon Tracking Mirror

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

Measurements:
overall (laid flat): 140 mm x 790 mm x 790 mm,
Materials:
wood (unidentified) , glass and metal (unknown)
Object Number:
1919-269/2
type:
balloon tracking mirror
Image ©
The Board of Trustees of the Science Museum

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