(1914=1913)
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Results of measures made at the Royal Observatory, Greenwich, of photographs of the sun taken at Greenwich, the Cape and in India in the year ... [1910-1930] / Royal Greenwich observatory
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[périodique] Voir les bulletins disponibles
[périodique] Voir les bulletins disponibles Results of measures made at the Royal Observatory, Greenwich, of photographs of the sun taken at Greenwich, the Cape and in India in the year ... [1910-1930] = Greenwich photo-heliographic results [titre de couverture] [texte imprimé] / Royal Greenwich observatory, Auteur . - London : Her majesty's stationery office (HMSO). devient : Results of measures made at the Royal Observatory, Greenwich, of photographs of the sun : taken at Greenwich, the Cape and Kodaikanal in the year Langues : Anglais (eng)
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