Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone / Also Collotype and Heliotype - 1 - W. T. Wilkinson
Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone / Also Collotype and Heliotype
W. T. Wilkinson
Pho­to-en­grav­ing, Pho­to-etch­ing, and Pho­to-lith­og­raphy in Line and Half-tone; Al­so Col­lo­type and Hel­i­o­type; By W. T. Wilk­in­son, Re­vised and En­larged by Ed­ward L. Wil­son.