Washington, D.C. : The Division, 1977-

Library Shelving Facility (LSF) >> SH153 F57 (LC)

United States. Environmental Protection Agency. Water Quality Analysis Branch

Washington, Office of Water Planning and Standards, Monitoring and Data Support Division, Water Quality Analysis Branch.

MARX Library >> SH153 F57 (LC)+ Oversize

Washington, D.C. : The Branch : For sale by the Supt. of Docs., U.S. G.P.O., [1974]

Library Shelving Facility (LSF) >> SH153 F57 (LC)

Washington, D.C. : The Agency, [1972-1974]

MARX Library >> SH153 F57 (LC)+ Oversize