01470cas a2200361 45000010006000000050017000060080041000230100019000640190012000830220014000950300011001090350019001200350012001390350010001510420007001610500016001680820015001841300100001992220061002992450048003602460052004082600055004603000023005153620032005385150050005705500116006206500018007367100056007547100091008107800091009017850067009929840049010596434520091006221752.0091006d19701972vauuu m 0uuua0eng  a76648547 //r821 a1281363 a0507-1283 aVWRBBY 976648547 //r82 91404025 a64345 alc0 aTD201b.V57 a551.4/8/0800aBulletin (Virginia Polytechnic Institute and State University. Water Resources Research Center)10aBulletin - Water Resources Research Centerb(Blacksburg)00aBulletin - Water Resources Research Center.04aBulletin (Water Resources Research in Virginia) 0aBlacksburg, Va.,bWater Resources Research Center. ano.bmaps.c28 cm.0 a10, 34-56; 1970-Sept. 1972. aNumbers not issued in chronological sequence.1 aSome reports supported by funds provided by the U.S. Dept. of the Interior, Office of Water Resources Research. 0aWater-supply.11aUnited States.bOffice of Water Resources Research.20aVirginia Polytechnic Institute and State University.bWater Resources Research Center.00tBulletin (Virginia Polytechnic Institute. Water Resource s Research Center)x0507-128300tBulletin (Virginia Water Resources Research Center)x0097-2584 a2001dNo. 46, no. 48, no. 49cS 551.4808 VIR