This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1905 edition. Excerpt: ...using. Carbon pictures upon paper hardened in this bath, may be handled like albumen prints after once dry. They may be re-wetted and stacked up for mounting without the least fear of injury. When taken from the alum bath, the pictures are rinsed in cold water for about twenty minutes. This may be done in an ...
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1905 edition. Excerpt: ...using. Carbon pictures upon paper hardened in this bath, may be handled like albumen prints after once dry. They may be re-wetted and stacked up for mounting without the least fear of injury. When taken from the alum bath, the pictures are rinsed in cold water for about twenty minutes. This may be done in an ordinary tray, (unless there are a good many, ) when it is best to suspend them in a vertical tank or bath, such as are used for negative fixing, or the vertical bath used-for development. The water for this purpose ought to pass through a filter to remove all traces of sediment. When well washed, suspend the pictures in a room per-. fectly free from dust, and allow a mild current of air to pass through the room. In this way they will dry out in a very short time, and are then ready to be mounted. Carbon prints cleared in a plain alum solution may be dried out quickly, if desired, by soaking them in a bath of alcohol for a few minutes, and then suspending them in the drying apparatus, subject to a smart current of air. Prints on celluloid should never be treated to alcohol, unless the bichromate has been thoroughly eliminated from the film. If such is not the case a greenish yellow stain will be the result. Ordinary 95 per cent alcohol must be used for this purpose. Wood alcohol or Columbian spirit, will dissolve the celluloid. Clearing Solution.--Some pigments are considerably affected with the bichromate and retain a yellowness that often proves fatal to the picture in the end. The bichromate affects the pigment picture in the same manner as hypo does the silver print; it does not only spoil the tone or color, but will eventually ruin the entire picture. To eliminate all traces of yellowness and restore the purity of tone or color, as well..
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New. Trade paperback (US). Glued binding. 294 p. In Stock. 100% Money Back Guarantee. Brand New, Perfect Condition, allow 4-14 business days for standard shipping. To Alaska, Hawaii, U.S. protectorate, P.O. box, and APO/FPO addresses allow 4-28 business days for Standard shipping. No expedited shipping. All orders placed with expedited shipping will be cancelled. Over 3, 000, 000 happy customers.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Fine. Trade paperback (US). Glued binding. 294 p. In Stock. 100% Money Back Guarantee. Brand New, Perfect Condition, allow 4-14 business days for standard shipping. To Alaska, Hawaii, U.S. protectorate, P.O. box, and APO/FPO addresses allow 4-28 business days for Standard shipping. No expedited shipping. All orders placed with expedited shipping will be cancelled. Over 3, 000, 000 happy customers.