Nature, Volume 109Sir Norman Lockyer Macmillan Journals Limited, 1922 |
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Página 47
... photographs being known . The difference between the positions of the aurora relative to the stars in the two photographs enables the necessary cal- culations to be made . The first memoir gives a very full account of photographs taken ...
... photographs being known . The difference between the positions of the aurora relative to the stars in the two photographs enables the necessary cal- culations to be made . The first memoir gives a very full account of photographs taken ...
Página 301
... photographs is excellent ; the art of photography of clouds is the subject of a special chapter of the text . The collection forms a beautiful book . Among the pictures are two very definite types of cloud which belong to the region of ...
... photographs is excellent ; the art of photography of clouds is the subject of a special chapter of the text . The collection forms a beautiful book . Among the pictures are two very definite types of cloud which belong to the region of ...
Página 687
Sir Norman Lockyer. Telegraphic Transmission of Photographs . A NUMBER of experimenters have attained varying NUMBER of experimenters have attained varying | measures of success in solving the problem of transmitting photographs ...
Sir Norman Lockyer. Telegraphic Transmission of Photographs . A NUMBER of experimenters have attained varying NUMBER of experimenters have attained varying | measures of success in solving the problem of transmitting photographs ...
Índice
Fouriers Series and Integrals and the Mathematical Chéveneau C An Optical Method for the Determination | xxxiii |
Fleming A P M and J G Pearce Research in Industry HillTops Vol 3 510 | xxxv |
Hannay A H Standards and Principles in Art 256 | xlii |
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