Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 69American Philosophical Society, 1930 |
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Сторінка 49
... discussion . The three scientists referred to above , who were all geolo- gists at the start , may be regarded as the founders of our modern conceptions concerning the relation between climate and soil formation , respectively soil ...
... discussion . The three scientists referred to above , who were all geolo- gists at the start , may be regarded as the founders of our modern conceptions concerning the relation between climate and soil formation , respectively soil ...
Сторінка 278
... discussion which takes place discussion which is not limited to the seminar meeting but which is continued informally in the dormitories and even in the vacations . At the end of two years of this type of work the stu- dents are ...
... discussion which takes place discussion which is not limited to the seminar meeting but which is continued informally in the dormitories and even in the vacations . At the end of two years of this type of work the stu- dents are ...
Сторінка 409
... discussion , especially when the effect of random veloc- ities on the mean velocities of small groups of stars is con- sidered . Fortunately at Victoria , J. A. Pearce and the writer had been observing since 1924 the radial velocities ...
... discussion , especially when the effect of random veloc- ities on the mean velocities of small groups of stars is con- sidered . Fortunately at Victoria , J. A. Pearce and the writer had been observing since 1924 the radial velocities ...
Зміст
Why the 200Inch Teleschope By ELIHU THOMSON | 13 |
Antarctica BY ISAIAH BOWMAN | 19 |
Studies on Weathering and Soil Formation in Tropical High | 45 |
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