I. Sir John William

I. Sir John William, an English astronomer, born in London, March 26, 1803, died in Kent, June 20, 18G5. He graduated at Trinity college, Cambridge, in 1825, devoted his life to scientific labors, and published numerous papers in the " Memoirs of the Royal Astronomical Society," and in the "Philosophical Transactions of the Royal Society." Of the latter body he was for 12 years treasurer and vice president. Of these papers, an important series on the planetary and lunar theory have been published as a separate work under the title, " On the Theory of the Moon and on the Perturbations of the Planets" (8vo, 1833; 2d ed., enlarged, 1834-'6). Between 1831 and 1837 he contributed to the "Philosophical Transactions " a number of papers on the tides in the ports of London and Liverpool, for which the royal society bestowed upon him their medal on physics. He also edited the maps of the stars published by the society for the diffusion of useful knowledge, and published "Computation of Eclipses," and "Classification of the different Branches of Human Knowledge" (1838). In 1852 he was appointed deputy lieutenant of Kent.

II. Sir John

II. Sir John, an English physicist, son of the x>rece-ding, born in London, April 30, 1831. After receiving his education at Eton, he became a banker in London. He is a constant contributor to the periodical publications of archaeological, ethnological, geological, entomological, and similar associations. He has published "Prehistoric Times, as illustrated by Ancient Remains and the Manners and Customs of Modern Savages " (1865); " The Origin of Civilization, and the Primitive Condition of Man " (1870); and "The Origin and Metamorphosis of Insects " (1873). He was elected to parliament in 1870.