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1by Wagner, Melvin E.### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1949New York : Chicago, San Francisco, Prentice-Hall, Inc. ; c1949.154 p. ; 28 cm. -
2by Kahm, H. S. (Harold S.)### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1950New York, Prentice-Hall, [c1950]xii, 344 p. illus. 22 cm.Other Authors: “...Wagner, Melvin E....”