Word: glacial
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Geological Conference. Mr. J. E. Spurr, "Iron Ores of Canada"; Mr. H. B. Goodrich, "Pre-Teritary Glacial Periods"; Mr. R. A. Daly, "Secular Disintegration." Geological Laboratory...
...glacial sand plains about Boston were deposited beneath the level of the sea, at a time of submergence of the land...
...theories of Alfred Russell Wallace concerning climatic changes and glacial periods, as set forth in his "Island Life," sound...
...very rapid circulation. Then many of the most delicate birds spend the winter in the north and suffer no ill effects. Some naturalists explain it by saying that these migratory birds originated in the north and were driven south by the cold waves of the glacial period. Others say that all birds originated in the south and soon some were compelled to migrate to the north by lack of room. Neither of these theories seems very probable...
Prof. Davis lectured to the Boston Natural History Society, Wednesday evening, on "The Catskill delta in the post-glacial Hudson Estuary...