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Hammer, William J. (William Joseph), 1858-1934 (electrical engineer) (276)
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Query:
engineering
1513 records — Page 11 of 127
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An Electric Day, page 619, [magazine article]
[William Hammer sitting in his lab, black & white photoprint]
[Edison and other men on the stairs and porch, black & white photoprint]
[Edison with voice recording machine and large globe, black & white photoprint]
Edison M. 300 c.p. "ghost" light bulb, [black & white photoprint]
[Four early light bulbs : black & white photoprint.]
[Five early light bulbs displayed, black & white photoprint]
[Orville Wright to William Hammer [letter]
[Radio Engineer's Banquet at Luchow's Restaurant.].
List of engines in shop
0361, Pumping engine No. 2, Category I (Calumet and Hecla Mine General)
Weight Transfer on Electric Locomotives, [report]
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![An Electric Day, page 619, [magazine article]](/img/loading-large.gif)