Chapman, Howard T. A thermal flowmeter for measuring velocity of flow in a well / by Howard T. Chapman and Albert E. Robinson. - Washington: United States Government Printing Office, 1962. - iii, E12 p. ; 23 cm. - 1544 General Ground-water TechniquesChapter E . Includes bibliographical references (p. E12). Subjects--Topical Terms: Hydrodynamic--ResearchWater, Underground Dewey Class. No.: 532.5