Title: Pike, Benjamin Jr.: The Portable Camera Obscura In: Idem: Pike's Illustrated Descriptive Catalogue of Optical, Mathematical and Philosophical Instruments, manufactured, imported, and sold by the author; with the prices affixed at which they are offered in 1856. With upwards of 750 Engravings. In two Volumes. Volume II. Second Edition, enlarged. New York 1856, pp. 186-188.

Part of collection(s): Camera Obscura/ Descriptions

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