Carrying case for astro-clinometer designed by Major Thompson
Carrying case for astro-clinometer designed by Major Thompson, constructed by Brown & Sharpe Co, Providence, Rhode Island, American, 1943-1954.
Astro-clinometer with adjustable tube and glass plate, used for astro-navigation on land, designed by Major Thompson, constructed by Brown & Sharpe Co, Providence, Rhode Island, American, 1943-1954, with tripod and carrying case(see note)
Carrying case for astro-clinometer designed by Major Thompson, constructed by Brown & Sharpe Co, Providence, Rhode Island, American, 1943-1954.
Tripod for astro-clinometer designed by Major Thompson, constructed by Brown & Sharpe Co, Providence, Rhode Island, American, 1943-1954.