• publisher: Washington Govt. Print. Off
  • creator: U.S. Coast and Geodetic Survey Heck, N. H. (Nicholas Hunter), 1882-1953 Hawley, Jean Hodgkins, 1887-
  • contributor: Heck, N. H. (Nicholas Hunter), 1882-1953. Hawley, Jean Hodgkins, 1887-
  • Keyword: Drags (Hydrography)
  • years: 1915
  • pages: 24p.
  • class: VK594
  • download: pdf file