"March, 1987."Shipping list no.: 87-255-P.Bibliography: p. 32.Mode of access: Internet
"September, 1994"--P. [2].Shipping list no.: 94-0388-P.Caption title.Mode of access: Internet
Shipping list no.: 2004-0168-P.Includes bibliographical references (p. 31-32).Mode of access: Intern...
Shipping list no.: 2000-0156-P."National Water-Quality Assessment (NAWQA) Program, National Synthesi...
Shipping list no.: 93-0690-P."U.S. Department of the Interior, U.S. Geological Survey"--T.p. Verso.I...
"This study was conducted in cooperation with Industrial Environmental Research Laboratory, Office o...
One map on folded leaf in pocket.Shipping list no.: 88-427-P.Bibliography: p. 25-26.Mode of access: ...
Shipping list no.: 2001-0169-P."National Water-Quality Assessment (NAWQA) Program, Lake Erie-Lake Sa...
"September 1995."Shipping list no.: 96-0127-P.Caption title.Mode of access: Internet
Shipping list no.: 2004-0186-P.Includes bibliographical references (p. 20).Mode of access: Internet
"EPA 440/4-90-005.""May 1990."Shipping list no.: 90-513-P.Cover title.Mode of access: Internet
Chiefly tables.Shipping list no.: 95-0032-P."National Water-Quality Assessment Program"--Cover.Inclu...
Shipping list no.: 2001-0078-P.Includes bibliographical references (p. 20-22).Mode of access: Intern...
Shipping list no.: 2001-0180-P.Includes bibliographical references (p. 25-27).Mode of access: Intern...
Shipping list no.: 97-0032-P.Includes bibliographical references (p. 66-68).Mode of access: Internet
"National Water-Quality Assessment Program"--Cover.Shipping list no.: 96-0006-P.Includes bibliograph...
"September, 1994"--P. [2].Shipping list no.: 94-0388-P.Caption title.Mode of access: Internet
Shipping list no.: 2004-0168-P.Includes bibliographical references (p. 31-32).Mode of access: Intern...
Shipping list no.: 2000-0156-P."National Water-Quality Assessment (NAWQA) Program, National Synthesi...
Shipping list no.: 93-0690-P."U.S. Department of the Interior, U.S. Geological Survey"--T.p. Verso.I...
"This study was conducted in cooperation with Industrial Environmental Research Laboratory, Office o...
One map on folded leaf in pocket.Shipping list no.: 88-427-P.Bibliography: p. 25-26.Mode of access: ...
Shipping list no.: 2001-0169-P."National Water-Quality Assessment (NAWQA) Program, Lake Erie-Lake Sa...
"September 1995."Shipping list no.: 96-0127-P.Caption title.Mode of access: Internet
Shipping list no.: 2004-0186-P.Includes bibliographical references (p. 20).Mode of access: Internet
"EPA 440/4-90-005.""May 1990."Shipping list no.: 90-513-P.Cover title.Mode of access: Internet
Chiefly tables.Shipping list no.: 95-0032-P."National Water-Quality Assessment Program"--Cover.Inclu...
Shipping list no.: 2001-0078-P.Includes bibliographical references (p. 20-22).Mode of access: Intern...
Shipping list no.: 2001-0180-P.Includes bibliographical references (p. 25-27).Mode of access: Intern...
Shipping list no.: 97-0032-P.Includes bibliographical references (p. 66-68).Mode of access: Internet
"National Water-Quality Assessment Program"--Cover.Shipping list no.: 96-0006-P.Includes bibliograph...
"September, 1994"--P. [2].Shipping list no.: 94-0388-P.Caption title.Mode of access: Internet
Shipping list no.: 2004-0168-P.Includes bibliographical references (p. 31-32).Mode of access: Intern...
Shipping list no.: 2000-0156-P."National Water-Quality Assessment (NAWQA) Program, National Synthesi...