כוכבי-לכת

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The elements of the four inner planets and the fundamental constants of astronomy / by Simon Newcomb. Supplement to the American ephemeris and nautical almanac for 1897.

Simon Newcomb 1835-1909

Popular astronomy : A concise elementary treatise on the sun, planets, satellites and comets / B.O.M. Mitchel.

O. M. Mitchel (Ormsby MacKnight), 1809-1862

Fol. 42v. Photograph of: Itim Letovah, Tractate on the Seven Planets

Fol. 37. Photograph of: Itim Letovah, Tractate on the Seven Planets

Fol. 46. Photograph of: Itim Letovah, Tractate on the Seven Planets

Fol. 47. Photograph of: Itim Letovah, Tractate on the Seven Planets

Fol. 43v. Photograph of: Itim Letovah, Tractate on the Seven Planets

Fol. 47. Photograph of: Itim Letovah, Tractate on the Seven Planets