Bernhagen, Ralph J. Record of wells in Montgomery County / compiled by Ralph J. Bernhagen. - Columbus : Ohio Water Resources Board, 1945. - 67 leaves : map ; 28 cm. - Ohio. Water Resources Board. Bulletin ; no. 1 . "November 1945." Reproduced from typewritten copy. LCCN: gs 46000034 Subjects--Topical Terms: Artesian wells--Ohio--Montgomery County.Groundwater--Ohio--Montgomery County. LC Class. No.: TD224.O3 / A35 no. 1 Gov. Doc. Class. No.: OPW 242/19.3:1