• publisher: [Philadelphia, Academy of Natural Sciences of Philadelphia]
  • creator: Academy of Natural Sciences of Philadelphia
  • Keyword: Natural history Periodicals. Science Periodicals. Natuurwetenschappen. gtt Sciences naturelles Collections.
  • pages: v.
  • class: QH1
  • isbn: 0097-3157
  • description: "Publications of the Academy of Natural Sciences of Philadelphia": v. 53, 1901, p. 788-794.
  • download: pdf file