National apprenticeship standards
Subtitle: photoengravers, commercial establishments
By: Formulated by the American Photoengravers Association and the International Photoengravers' Union of North America in cooperation with U.S. Dept of Labor, Bureau of Apprenticeship
Contributors: International Photo Engravers' Union of North America
Edition: 1953 ed.
Published: 1953
Place of publication: Washington]
Language: eng
Number of pages: 25
Subjects: Apprentices; Photoengraving
Notes: Cover title.