1793–1866, English geologist. Hopkins studied mathematics at Cambridge, and then supported himself as a private mathematics tutor. Many of Englandâ€...
1811–98, American geologist and paleontologist, b. Hingham, Mass., grad. Rensselaer School (later Rensselaer Polytechnic Institute), 1832. An author...
(mäs ´d ) (KEY) , d. 956, Arab historian, geographer, and philosopher, b. Baghdad. He traveled in Spain, Russia, India, Sri Lanka, and China and spe...