Browse Items (61 total)

  • Collection: Technological imagery during World War I
Uniciclo di trincea

1917-09
Electro-magnetic Gun

S. T. Foster Jr. (inventor)
3.jpg

Hugo Gernsback (article writer)
popularsciencemo88newyuoft_0190.jpg

Joseph Steinmetz (inventor)
electricalex619181919gern_0091.jpg

Frederic W. Thompson (inventor)
  • Collection: Technological imagery during World War I
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