• publisher: [New York]
  • creator: Freeman, John Ripley, 1855-1932
  • Keyword: Theaters Safety measures.
  • years: 1906.
  • pages: 106p. incl. illus., plans, tables.
  • class: TH9445.T3
  • notes: Reprinted from the Transactions of the American Society of Mechanical Engineers, v.27, 1906.
  • download: pdf file