A spherometer in wood case; a galvenometer by F.E. Becker & Co; another by W.G. Pye Ltd.; a collection of bulbs; and three other items | Christie's

拍品 184

184

A spherometer in wood case; a galvenometer by F.E. Becker & Co; another by W.G. Pye Ltd.; a collection of bulbs; and three other items

细节

A spherometer in wood case; a galvenometer by F.E. Becker & Co; another by W.G. Pye Ltd.; a collection of bulbs; and three other items