00000cam a22000004a 4500 UP-99796217610571472 Buklod 20130109144146.0 m |q d | ta 800327s1953 dcua rb |000 0|eng d (iLib)UPD-00192603127 TXA TXA m.c. CU-IT NCTS LIBRARY National Research Council (U.S.). Committee on Surface Drainage of Highways. Culvert hydraulics presented at the thirty-second annual meeting, January 13-16, 1953. Washington, D.C. Highway Research Board 1953. iv, 71 p. ill. Publication 287. Highway Research Board. Research report 15-B. Includes bibliographies. Culverts. Publication (National Research Council (U.S.)) 287. UPD NCTS Book