Proceedings, American Philosophical Society (vol. 107, no. 5, 1963) Published: Total Pages: 102 Get eBook
Proceedings, American Philosophical Society (vol. 136, No. 1, 1992) Published: Total Pages: 168 Get eBook
Proceedings, American Philosophical Society (vol. 117, No. 1, 1973) Published: Total Pages: 90 Get eBook
Proceedings, American Philosophical Society (vol. 1118, No. 1, 1974) Published: Total Pages: 148 Get eBook