Items

• [CA059-1A], Publication, Herman Wolke, 1903
  1903-00-00
• [CA059-1B], Publication, Herman Wolke, 1904
  1904-00-00
• [NB192ABB], Technical Note, Charles Nicholaus Wurth, Herman Wolke, October 7th, 1908
  1908-10-07
• [PT032AIE2], Technical Note, Herman Wolke, February 12th, 1908
  1908-02-12