The Penrose process workers' handbook
Subtitle: notes, formulæ & useful tables covering all branches of photo-mechanical work.
Edition: 3d ed. Edited by William Gamble.
Publisher: Hunter-Penrose ltd.
Published: 1933
Place of publication: London
Language: eng
Number of pages: 139
Subjects: Photomechanical processes.; Photoengraving.
Notes: "Periodicals and books": p. 82-84.
Blank pages for "Memoranda" ([122]-[125]); advertising matter: p. 132-139.