Word: periodicity
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Dates: during 1940-1949
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...creature must have hopped. And the hops were short-only about a foot long. It must have been a clumsy monster that hopped sluggishly under the giant ferns and spreading horsetail trees which later became Pennsylvania's famous coal. But it was doing all right for its period: vertebrates had only recently learned how to live on the land at all. Short hops were a big improvement on slow, fishlike floundering...
...Very Reverend and Dear Father:" he wrote last week, "For a period of more than a year, correspondence has taken place between the Fathers of the Provincial Council and myself regarding my position in this hospital and my work in Phoenix...
...said of any author that his early life was a preparation for writing, it can be said of Francis Parkman. The 13 volumes of his masterwork, France and England in North America (now skillfully reduced to one compact volume), appeared over a period of 27 years, beginning in 1865. But they had been forming in his notebooks, for 24 years before that...
Dean Bonder last night announced two regulations concerning attendance before and after the Christmas vacation period scheduled for December 20 to January...
Dean Bender also pointed out the fact that students are expected to remain in Cambridge during the reading period, from January 3 to January...