00803cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040003100111042001200142050002200154086001600176100004800192245005900240260004800299300003700347410005600384504002800440650005700468651003600525gs 55000230 DLC20260227111403.0780708s1955    dcuab    b   f000 0 eng    ags 55000230   a(OCoLC)4032349  aDLCcOClUdISSdOCoLCdDLC  apremarc00aQE75b.P9 no. 2710 aI 19.16:2711 aWolman, M. Gordonq(Markley Gordon),d1924-14aThe natural channel of Brandywine Creek, Pennsylvania.  aWashington,bU.S. Govt. Print. Off.,c1955.  avi, 56 p.billus., maps.c29 cm.20aGeological Survey (U.S.).tProfessional paper,v271  a"References": p. 49-50. 0aStream measurementszBrandywine Creek (Pa. and Del.) 0aBrandywine Creek (Pa. and Del.)