See our article about optical prints.
Perspective views were produced from the early eighteenth century to the beginning of the nineteenth, the greatest number of them probably between c. 1740-1790.
Little has been published (particularly in English) on the type of print known as the perspective view, intended for use in an optical diagonal machine.
Rare so-called zograscope or optical mirror. A zograscope is an optical device for enhancing the sense of depth perception from a flat picture. It consists of a large mag...
Map of the Great Salt Lake And Adjacent Country in the Territory Of Utah. Surveyed in 1849 and 1850, under the orders of Col. J.J. Abert .. by Capt. Howard Stansbury .. a...