Stereo-projector comparator, British, 1915

Stereo-projector comparator in leather case and 12 slide rails by W. Watson & Sons Limited, 313 High Holborn, London, England, 1915.

Details

Category:
Surveying
Object Number:
1931-269
Materials:
slides, metal
type:
stereo-comparator
credit:
Tear, R.F.C.

Parts