The geography of the heavens and classbook of astronomy; (1863)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, Whitall, Henry, 1819-1887? Celestial planisphere. [from old catalog] · New York, Mason brothers; Boston, Mason & Hamlin; [etc., etc.] · leaf 183
hen taken together, shall be exactly equal to one, or anynumber of revolutions of the Earth. In the case of Mercury this ratio will be as 87.959is to 365.256. Whence find that, node montlis of a planet? The node months of Mercury? 352. When did the lasttransit of Mercury occur? When will the next… … SMITH 182 ASTRONOMY. 7 periodical revolutions of the Earth are equal to 29 of Mercury :13 periodical revolutions of the Earth are equal to 54 of Mercury:33 periodical revolutions of the Earth are equal to 137 of^Iercury:46 periodical revolutions of the Earth are equal to 191 of Mercury. Therefore,…
Constellations · Stars
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![An illustration from The English pilot. [cartographic material] : The fourth book. Describing The West-India navigation, from Hudson's Bay to the River Amazones. Particularly delineating The Sea Coasts, Capes, Headlands, Rivers, Bays, Roads, Havens, Harbours, Streights, Rocks, Sands, Shoals, Banks, Depths of Water, and Anchorage, with all the Islands therein, as Jamaica, Cuba, Hispaniola, Barbadoes, Antigua, Bermudas, Porto Rico, and the rest of the Caribbee and Bahama Islands. Also, A new Description of Newfoundland, New England, New York, East and West New- Jersey, Dellawar Bay, Virginia, Maryland, Carolina. showing, The Courses and Distances from one Place to another; the Ebbing and Flowing of the Sea, the Setting of the Tides and Currents, &c. With many other Things necessary to be known in Navigation. (1775)](https://img.insideoutlibrary.com/img/200/ia-englishpilotcart00thor-16-39.webp)
