. . . "irn533773" . "Machine drawing handbook (a) with handmade cardboard measuring implement (b) and machine drawing (c) tucked inside. The manual was published by the Ort Union (Organization, Reconstruction, Travail), in Geneva. ORT is a Jewish trade organization that promoted the education and training of Jewish vocational and agricultural students and workers."@en . . "The book was donated to the United States Holocaust Memorial Museum in 2004 by Renee Roll, niece of Fela and Joshua Feldman."@en . . . . "No restrictions on access"@en . "Handbook"@en .