Description
Published:Began with vol. for 1964/65; ceased in 1980.
Item Description:Some volumes distributed to depository libraries in microfiche.
Imprint varies: Towson, Md., 1975-1980.
Physical Description:volumes : map ; 27 cm.
Publication Frequency:Annual
ISSN:0364-4367
0565-5986
Related Items:Data are cumulated quinquennially in: Surface water supply of the United States.