Collins, W. D. 1875- The industrial utility of public water supplies in the United States, by W. D. Collins. - Washington, Govt. print. off., 1923. - iii, [1], 59 p. fold. map, tables. 23 cm. - U. S. Geological survey. Water-supply paper 496 . LCCN: gs 23000149 Subjects--Topical Terms: Water-supply--United States. LC Class. No.: TC801 / .U2 no. 496