NY: Scovill Manufacturing Company, 1883. Abney. First American edition. 8vo., vii, 192 pp., 36 pp. adverts, engraved illustrations. Printed stiff wrappers. The lightly chipped and stained wrappers have been expertly repaired and attached with a new printed paper spine. Small piece torn from the top corner of the first blank; a few edges creased - else a very good copy. Item #26684
A most important manual that covers all processes being practiced during this period with hundreds of emulsion processes and developers detailed in full. Also includes unusual approaches such as beer and coffee preservatives and how to color (safelight) darkroom windows. Abney made important contributions in the field, i.e. hydroquinone as developer  and silver gelatino citrochloride printing-out paper.
WorldCat locating only six copies. Roosens and Salu No. 3516 fail to locate this printing and list the 1886 printing as the First American edition.