• publisher: Philadelphia : The Society
  • creator: American Philosophical Society
  • contributor: American Philosophical Society.
  • Keyword: Learned institutions and societies. Science Periodicals Pennsylvania Philadelphia. Sciences Pe虂riodiques. Sciences E虂tats-Unis Pe虂riodiques.
  • pages: v. :
  • class: Q11
  • isbn: 0003-049X
  • notes: Some issues lack distinctive title.
  • download: pdf file