File:The American annual of photography (1914) (14777541521).jpg

Identifier: americanannualof28newy (find matches)
Title: The American annual of photography
Year: 1914 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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THE CONSULTATION. CHESTER M. WHITNEY. not wholly free from them and at times will be found quiteas troublesome. Fortunately these marks usually are only onthe surface and not so deep in the film as the image proper.The latter fact enables us to remove them more or less effec-tively. Very often going over the prints, after washing, andjust before drying, with a tuft of cotton soaked in alcoholwill remove the marks. Peculiarly enough, certain grades ofimpure wood (methyl) alcohol will remove these marks morereadily than grain (ethyl) alcohol. A more effective solution, according to PhotographischeRundschau, No. 9, consists of a mixture of water 8 c.c. (2drams), alcohol 4 c.c. (i dram) and common ammonia 2drops. If the prints are mounted wet they may be cleanedoff after drying, or if the prints are to be squeegeed the markscan be removed either before placing them on the squeegeeplates or treated afterwards. In the latter case it may be neces-sary to squeegee them again. The above method

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