Boyd, George S. A new theory of the lunar tides, by George S. Boyd. - Kingsport, Tenn. [1934] - 8 p. illus. 23 cm. LCCN: ca 34000758 Subjects--Topical Terms: Tides.Lunar theory.Centrifugal force.Gravitation. LC Class. No.: QB415 / .B6 Dewey Class. No.: 525.62