DAWSON, J. W.-Ethnological Specimens... On the Newer Pliocene and Post-Pliocene Deposits OLMSTEAD ON THE AURORA BOREALIS, Biograpical Memoir of W. C. Redfield,.. PLANTS, Hints on the Collecting, &c. of, PLANORBIS (Genus of F. W. Shells) Canadian Species enumerated, 202, 209 PAGE SEA, Questions connected with Saltness of the.. 277 305 |