• publisher: Chicago, Ill., The Charles T. Powner Co.
  • creator: Bruhns, C. (Carl), 1830-1881, ed
  • Keyword: Logarithms.
  • years: 1941.
  • pages: 1 p. l., [v]-xxiii, [1], 610, [3] p.
  • class: QA55
  • download: pdf file