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Books by J. Howard Cromwell

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1 books found
A treatise on toothed gearing, containing complete instructions for designing, drawing, and constructing spur wheels, bevel wheels, lantern gear, screw gear, worms, etc., and the proper formation of tooth-profiles for the use of machinists, pattern-makes,
A treatise on toothed gearing, containing complete instruct…
By: J. Howard Cromwell
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