National apprenticeship standards for the photo-engraving industry
By: Formulated by American Newspaper Publishers Association and the International Photo-Engravers' Union of North America in cooperation with Bureau of Apprenticeship, U.S. Dept. of Labor
Publisher: U.S. Govt. Print. Off.
Published: 1948
Place of publication: Washington
Language: eng
Number of pages: 20
Subjects: Photoengraving; International Photo Engravers' Union of North America