An unusual late 19th-Century spectroscope, signed on the brass eyepiece attachment M. o n Jules Duboscq Ph. Pellin Paris , with various brass prismatic attachments, and a wooden box with label for Ph. Pellin with inscribed address and postage stamp, containing a number of rubber discs, in the original fitted mahogany case with brass mounting ferrule on the lid -- 22 5/8in. (57.4cm.) wide
An unusual late 19th-Century spectroscope, signed on the brass eyepiece attachment M. o n Jules Duboscq Ph. Pellin Paris , with various brass prismatic attachments, and a wooden box with label for Ph. Pellin with inscribed address and postage stamp, containing a number of rubber discs, in the original fitted mahogany case with brass mounting ferrule on the lid -- 22 5/8in. (57.4cm.) wide
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.jpg "Quelle: Christie's")
.jpg "Quelle: Christie's")
