Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1914 |
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... means for carrying on certain explorations and lines of research , but opportunities for further important work constantly arise which must be declined or temporarily held in abeyance . Some of the projects proposed are such as could ...
... means for carrying on certain explorations and lines of research , but opportunities for further important work constantly arise which must be declined or temporarily held in abeyance . Some of the projects proposed are such as could ...
Сторінка 201
... means of this fact . Antonio Pigafetta , who accompanied Magellan on his first voyage around the world in 1522 , definitely proposed , in his book on navigation , this method of longitude determination . The line of no magnetic ...
... means of this fact . Antonio Pigafetta , who accompanied Magellan on his first voyage around the world in 1522 , definitely proposed , in his book on navigation , this method of longitude determination . The line of no magnetic ...
Сторінка 642
... means of suitable connections through a Y - piece with separate supplies of low - pressure gas and air ( 2 or 3 inches water gauge only is sufficient ) ; or ( 2 ) by means of an injector arrangement connected with a supply of gas at 2 ...
... means of suitable connections through a Y - piece with separate supplies of low - pressure gas and air ( 2 or 3 inches water gauge only is sufficient ) ; or ( 2 ) by means of an injector arrangement connected with a supply of gas at 2 ...
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