Catalog of Copyright Entries. Part 1. [B] Group 2. ...
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Garbutt (C[hester H.) [Garbutt-Hatch calculator] By C. H. Garbutt and E[dward] B. Hatch. 9 Jan. 5, 1945; AA 475072, Garbutt-Hatch calculator co., Cincinnati. 4378 4379 * Gardiner (Glenn) ed. Controllable costs. © Jan. 18, 81 BOOKS, GROUP ...