@book{69719,
	author = {Zahn, Bert},
	title = {Screen process methods of reproduction:for screen processors, sign painters, display men, decorators, printers, toy and novelty manufacturers, industrial material and machine manufacturers, etc},
	publisher = {F.J. Drake},
	year = {c.1956},
	address = {Wilmette, Ill.,},
	note = {Published in 1930 under title: Silk screen methods of reproduction}
}