Progress Evaluation Meeting in the Matter of Pollution of the Interstate Waters of the Potomac River and Its Tributaries--(Washington Metropolitan Area)--District of Columbia-Maryland-Virginia (1969 : Washington, D.C)
sponsored by ASTM Committee D18 on Soil and Rock, in cooperation with the United States Committee on Large Dams of the International Commission on Large Dams, Denver, CO, 25 June 1984 ; A. Ivan Johnson ... [and others] editors