• publisher: [Philadelphia] The author, Academy of natural sciences of Philadelphia
  • creator: McCook, Henry C. (Henry Christopher), 1837-1911
  • Keyword: Spiders United States.
  • years: 1889-93.
  • pages: 3 v.
  • class: QL457.1
  • notes: "This edition is limited to two hundred and fifty copies, of which this set is subscription no. 129." [Signed by the author].
  • download: pdf file