Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 69American Philosophical Society, 1930 |
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Сторінка 530
... society was baptized by the General Assembly of Pennsylvania in 1780 , although its foundation , as I believe history will thoroughly establish , goes back to the year 1727 . Tonight we celebrate the one hundred and fiftieth anniver ...
... society was baptized by the General Assembly of Pennsylvania in 1780 , although its foundation , as I believe history will thoroughly establish , goes back to the year 1727 . Tonight we celebrate the one hundred and fiftieth anniver ...
Сторінка 559
... Society if the Society had existed in those far - off days . I have been looking over this evening , as you have , this remarkable publication entitled " Servants of Mankind . " No doubt it suggested the topic which was assigned to me ...
... Society if the Society had existed in those far - off days . I have been looking over this evening , as you have , this remarkable publication entitled " Servants of Mankind . " No doubt it suggested the topic which was assigned to me ...
Сторінка 562
... society to take more thought as to the quality of populations , I think we will find that science will help us materially to a better type of human nature than it has in the past or present . So I am in no wise despairing of the future ...
... society to take more thought as to the quality of populations , I think we will find that science will help us materially to a better type of human nature than it has in the past or present . So I am in no wise despairing of the future ...
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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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