Archived copy of Proceedings of the Indiana Academy of Science, 1970, Volume 80.
Archived copy of Proceedings of the Indiana Academy of Science, 1969, Volume 79.
Archived copy of Proceedings of the Indiana Academy of Science, 1968, Volume 78.
Archived copy of Proceedings of the Indiana Academy of Science, 1967, Volume 77.
Archived copy of Proceedings of the Indiana Academy of Science, 1966, Volume 76.
Archived copy of Proceedings of the Indiana Academy of Science, 1965, Volume 75.
Archived copy of Proceedings of the Indiana Academy of Science, 1964, Volume 74.
Archived copy of Proceedings of the Indiana Academy of Science, 1963, Volume 73.
Archived copy of Proceedings of the Indiana Academy of Science, 1962, Volume 72.
Archived copy of Proceedings of the Indiana Academy of Science, 1961, Volume 71, including Index to Vol 61 - 70.