TY - BOOK AU - De Wall, Allan E. AU - Pritchett, Patricia C., coaut.Galvin, Cyril J., coaut. TI - Beach changes caused by the Atlantic coast storm of 17 dece-mber 1970 / by Allan E. de Wall , Patricia C. Pritchett and- Cyril J. Galvin CY - Fort Belvoir, Virginia : Coastal Engineering Research Center ER -