11 hits (0.01 seconds)

Ancient Panama Canals
Published in Proceedings of the California Academy of Sciences, in 1917, in volume 7, pages 197-205
Created: 2011-06-28, modified: 2011-06-28
Notes on West American Chitons-I
Published in Proceedings of the California Academy of Sciences, in 1917, in volume 7, pages 229-248
Created: 2011-06-28, modified: 2011-06-28