00000cam a22000001a 4500 UP-99796217610426958 Buklod 20120802102608.0 m |q d | ta 120802s1949 xx d r |||| u| (iLib)UPD-00190402609 CUY CUY NCTS LIBRARY National Research Council (U.S.). Highway Research Board. Engineering use of agricultural soil maps the use of agricultural soil maps and the status of agricultural soil mapping in the United States. Washington, D.C. Highway Research Board, Division of Engineering and Industrial Research, National Research Council 1949. iii, 128 p. maps (part. fold.) tables. Highway Research Board Bulletin 22. Cover title: Engineering use of agricultural soil maps. Soil surveys United States. Agriculture Maps. Soil mechanics United States. National Research Council (U.S.). Highway Research Board. Engineering use of agricultural soil maps. Engineering use of agricultural soil maps. Print version National Research Council (U.S.). Highway Research Board. Use of agricultural soil maps and the status of agricultural soil mapping in the United States. (OCoLC)9119022. HathiTrust Digital Library. Freely available. http://catalog.hathitrust.org/Record/009108335 UPD NCTS Book