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An Introduction to the theory and practice of plane and spherical trigonometry, and the orthographic and stereographic projections of the spheres, etc

Thomas KEITH (Teacher of Mathematics.)

出版	author; and Longman, Hunt, Rees, Orme, and Brown, 1810
URL	http://books.google.com.hk/books?id=NXkGVqtbhhcC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN