"The illustration and explanation of the use of a shading machine, the "Skiagraph" is most interesting. [Includes] examples of photo-engraving as well as equipment."--Hanson Collection catalog, p. 94
Practical instructorof photo-engraving and zinc etching processes : comprising a full explanation ofdrawing, photography, wash-out, swelled gelatine & zinc-etching processes / by Alex. F.W. Leslie, published by the Fuchs & Lang Mf'g. Co. 29 Warren St. New York, 273 Dearborn St. Chicago
Description
"The illustration and explanation of the use of a shading machine, the "Skiagraph" is most interesting. [Includes] examples of photo-engraving as well as equipment."--Hanson Collection catalog, p. 94