The negative and print, or, The photographer’s guide in the gallery and in the field : being a text-book for the operator and amateur, containing brief and concise instructions for the preparation of the different kinds of photographs now in vogue. Such as the ordinary negative for contact printing, the solar negative and the negative for the copying camera, printing on albumen paper, vignette printing, printing positives on opal or plain glass, the ambrotype, ferrotype, melainotype etc., stereographic printing, the dry process, the construction of the glass-house, the camera and the lens, and the treatment of the gold and silver residues T Technology
Concentrating ores by flotation; being a description and history of a recent metallurgical development, together with a summary of patents and litigation T Technology
Framing; a practical manual of approved up-to-date methods of house framing and construction, together with tested methods of heavy timber and plank framing as used in the construction of barns, factories, stores, and public buildings; strength of timbers; and principles of roof and bridge trusses T Technology
Machine shop job work / Prepared for Economic Development Administration, in cooperation with Office of Minority Business Enterprise T Technology
