00906cam a22002291 4500 gs 33000389 DLC 20260227111337.0 761014s1933 vauab 000 0 eng gs 33000389 (OCoLC)2502311 DLC OT OCoLC DLC QE173 .A2 no. 41 Cady, Richard Carlysle, 1907-1943. Preliminary report on ground-water resources of northern Virginia, by R. C. Cady ... Prepared in conjunction with the United States Geological survey. University, Va., 1933. viii, 48 p. incl. tables, diagrs. fold. map. 23 cm. Virginia Geological Survey. Bulletin 41 At head of title: Commonwealth of Virginia. State commission on conservation and development. Water-supply Virginia, Northern. Groundwater Virginia, Northern. 27049 27049