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Model Sights,a synopsis of the modern practice of navigation, | Bok | 527. Hall, William. / - London, : W.B.Clive,, 1905. [Bok]. - 114 s. (440) - Språk: Engelsk | Hall, William. | 1905 |
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Note sur la Détermination de la Parallaxe Solaire, | Bok | 527. Normand, J A / - Paris : Gauthier-Villars, 1874. [Bok]. - 10 s - Språk: Fransk | Normand, J A | 1874 |