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• Heinrich Beck (LOC)

  • Uploaded by: The Library of Congress
  • License: No known copyright restrictions
  • 1 comment
  • 5 favorites
  • 3,014 views
  • Date taken: 1910
  • Date uploaded: 2012-04-13
  • Tags: libraryofcongress, dc:identifier=httphdllocgovlocpnpggbain18564, xmlns:dc=httppurlorgdcelements11, man, laboratory, german, inventor, arclight, searchlight, engineer
  • Visibility: public