Trench Periscope

Object Details

Adams & Company

Description: Periscope for use in trench warfare, World War I. Wood and metal perioscope painted olive drab on the exterior and black on interior. Wood and metal shutter at bottom front of periscope slides up to reveal viewfinder. Corresponding mirror at top back of periscope reflects the scene down to the viewfinder, enabling the user to see up and over the trench from within the cover of the trench. Two hinged wooden flaps open at the top front and bottom back of the periscope to expose the interior mirrors for cleaning and repair. The periscope folds in half for storage. Manufacturer's label on shutter reads, "PERISCOPE No. 9 Mark 11 / (22 1/2 inches between Mirrors) / Adams & Co. / 1917. / When observing with a Binocular, rest it on / the Glass Screen. When observing without / a Binocular, lower the shutter until the eyes / are protected by it and the Glass Screen." Used during WWI and convoyed from the Base Ordnance Depot #1 at St. Nazaire, France, by Sergeant George C. Van Etton, who was relieved of the responsibility at the Army Supply Base, Norfolk, VA. Shipping ticket number 1514. Transferred from the War Department.
Location: Currently not on view

1917

Physical Description: wood (overall material); metal (overall; support material); glass (overall:; inside material)
Measurements: overall, maximum (exhibit or expanded): 26 in x 4 1/2 in x 3 in; 66.04 cm x 11.43 cm x 7.62 cm; overall, minimum (shipping, storage, or collapsed): 13 in x 4 1/2 in x 6 in; 33.02 cm x 11.43 cm x 15.24 cm; part: between interior mirrors: 22 1/2 in; 57.15 cm

See more items in: Military and Society: Armed Forces History, Military; Military

National Museum of American History

GUID (Link to Original Record): https://n2t.net/ark:/65665/ng49ca746b2-a9b9-704b-e053-15f76fa0b4fa