Maclear Thomas Sir 1794 1879 (3 results)

Illustrated by Tables. First edition. Royal blue blind-stamped cloth, gilt print, 6 double gilt spine bands and title/year, Royal 8vo (25cm). pp. xxvi, 111; xxiv, 117, [2]. Very Good. Spine darkened to navy blue, light cap crushing and minor board nicks, period Astronomical Library bookplates and printer front pastedowns. Sir Thomas Maclear resigned directorship in Spring 1870. On 4 June 1870 Edward James Stone was appointed "Her Majesty's Astronomer at the Cape". Transit-circle observations by Thomas and George Maclear, William Mann, George Christie; Donati's Comet observations were reported in Memoirs RAS (Vol.29). Instrumental correction tables (both years), R.A. Stars (both years), Star Catalogue of concluded mean R.A and mean N.P.D. (both years), R.A. and N.P.D. of the Sun, Moon and Planets (1860); R.A. Moon's Limb and of Moon-culminating stars together with occultations of stars (both years) .…

Softcover. Condition: New. Reprint. Language: English. Approximately 124 pages. English : Print-on-demand reprint. Original edition : 1899. This catalogue presents 1,905 stars for the equinox 1865.0, compiled from observations made at the Royal Observatory, Cape of Good Hope, between 1861 and 1870. It is a substantial astronomical reference work connected with southern sky observation, stellar positions, and the historical development of positional astronomy. Book images are non-contractual. This item is printed on demand and ships from our printing partners' facility nearest the destination. These facilities are located mainly in the United States, the United Kingdom and Canada. …

Softcover. Condition: New. Reprint. Language: English. Approximately 452 pages. English: Print-on-demand reprint. Original edition : 1866. Text in English. This work presents a detailed verification and extension of La Caille's arc of meridian at the Cape of Good Hope. It includes an identification of La Caille's stations, a comparison of ancient and modern measurements, descriptions of geodetic and astronomical instruments, and a comprehensive account of the astronomical observations and their reductions. The study provides valuable insights into historical geodetic practices and their modern extensions. Book images are non-contractual. This item is printed on demand and ships from our printing partners' facility nearest the destination. These facilities are located mainly in the United States, the United Kingdom and Canada.…