Pennsylvania Academy of Science

year of pub­li­ca­ti­onISBNauthor(s)title
1983978-99937-639-0-1Louis TratnerBender's Dictionary of 1040 Deductions for 1983
1993978-99937-639-3-2Journal of the Pennsylvania Academy of Science, No 1
  ''978-99937-639-6-3Journal of the Pennsylvania Academy of Science, No 2
  ''978-99937-639-7-0Directory of Colorado Manufacturers, 1993
1994978-99937-639-9-4Journal of the Pennsylvania Academy of Science, No 3