01111cam a22003131 4500 gs 43000060 DLC 20260227111349.0 750424s1942 xx 000 0 eng gs 43000060 (OCoLC)1296471 DLC OAU OCoLC DLC premarc QE81 .A15 no. 52 TD224.A2 C3 Carlston, Charles William, 1912- Fluoride in the ground water of the Cretaceous area of Alabama, by Charles W. Carlston. University, Ala., 1942. 67 p. tables. fold. map (in pocket) 24 cm. Alabama. [State geologist] Bulletin 52 At head of title: Geological survey of Alabama ... "Prepared under the direction of the United States Geological survey, in cooperation with the Geological survey of Alabama."--p.[7] Bibliographical foot-notes. Groundwater Alabama. Water-supply Alabama. Fluorides. Water Analysis. Geological Survey (U.S.) 27902 27902