Author: James R. Gillespie and Frank B. Flanders
Agriculture
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Agriculture
Author: Robart W.Lang
Furniture Making
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Building construction
Author: William D. Callister, Jr. and David G. Rethwisch
Metal
Author: Sunil Chopra and Peter Meidi
Building construction
Author: © 2012, 2002, 1994 Hobart Institute of Welding Technology
Metal
Author: LINCOLIN Electric
Metal
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