2 photomechanical prints : woodburytypes ; 23 x 15 cm
Description
"2 Woodburytype illustrations from photographs of instruments by American Photo-Relief Printing Co., Philadelphia. The two Woodburytypes in this catalogue are perfect examples of the best of industrial photography."--Hanson Collection catalog, p. 47
Improved complete "Combined transit and levelling instrument" for civil engineers and surveyors. Made by Heller & Brightly, Philadelphia, Pa. / Woodburytype, A.P.R.P. Co., Phila.
1 photomechanical prints : woodburytype ; 23 x 15 cm
Description
"2 Woodburytype illustrations from photographs of instruments by American Photo-Relief Printing Co., Philadelphia. The two Woodburytypes in this catalogue are perfect examples of the best of industrial photography."--Hanson Collection catalog, p. 47