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Bulletin

21

Publication Date

1-1-1940

Publisher

State University of Iowa

City

Iowa City

Total Pages

67

Comments

On cover: University of Iowa studies. New series no. 384. March, 1940. "Positioning small parts, by Ralph M. Barnes, John M. MacKenzie [and] Marvin E. Mundel" ("a thesis by John M. MacKenzie submitted ... for the degree of master of science ... in the Graduate college of the State University of Iowa. August, 1969"): p. [44]-63.

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Studies of one and two-handed work: I. Grasping small parts from different type bins. II. Grasping various sized parts. III. Positioning small parts

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