Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 19 , 1143613503, 9781143613500 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 19 , 114746460X, 9781147464603 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 19... by American Philosophical Society, 127435353X, 9781274353535 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 2 , 1148855122, 9781148855127 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 2 by American Philosophical Society, 1179920805, 9781179920801 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 20 , 1143959701, 9781143959707 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 20 , 1148897690, 9781148897691 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 20 , 114746524X, 9781147465242 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 20... by American Philosophical Society, 1274256291, 9781274256294 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 21 , 1147464405, 9781147464405 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 22 by Henry Jr. Phillips, J. Peter Lesley, 1144709962, 9781144709967 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 22 by Henry Jr. Phillips, J. Peter Lesley, 1174651318, 9781174651311 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 22 , 1148698779, 9781148698779 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 22, Parts 1-2 by American Philosophical Society, 1175224723, 9781175224729 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 23 , 1147471355, 9781147471359 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 23 , 1143814037, 9781143814037 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 23... by American Philosophical Society, 1274401488, 9781274401489 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 24 , 1143129911, 9781143129919 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 24 , 1147793549, 9781147793543 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 24 , 1145242235, 9781145242234 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 24... by American Philosophical Society, 1274648890, 9781274648891 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 25 , 1142477061, 9781142477066 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 25 , 1143141008, 9781143141003 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 26 , 1143588460, 9781143588464 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 26 , 1144360943, 9781144360946 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 26 , 1148761802, 9781148761800 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 27 , 1146454260, 9781146454261 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 28 , 1148103546, 9781148103549 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 29 , 1147420718, 9781147420715 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 29... by American Philosophical Society, 1274232805, 9781274232809 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 3 , 1146753071, 9781146753074 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 3 , 1143468341, 9781143468346 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 30 , 1146787499, 9781146787499 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 31 , 1144714915, 9781144714916 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 31... by American Philosophical Society, 1279797282, 9781279797280 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 32 , 1144436745, 9781144436740 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 32 , 1147665214, 9781147665215 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 32 by American Philosophical Society, 1175008478, 9781175008473 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 32... by American Philosophical Society, 1274275024, 9781274275028 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 33 , 1147222150, 9781147222159 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 33 , 1148902120, 9781148902128 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 33 , 1142398765, 9781142398767 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 34 , 1145568211, 9781145568211 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 35 , 1148421815, 9781148421810 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 35 by American Philosophical Society, 1178936171, 9781178936179 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 35 , 1147222746, 9781147222746 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 36 , 1142615308, 9781142615307 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 36 , 1148879633, 9781148879635 Details

Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 37 , 1147442037, 9781147442038 Details

Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 37... by American Philosophical Society, 1274328543, 9781274328540 Details