"May 1984."Distributed to depository libraries in microfiche.Bibliography: p. 57-58.Mode of access: Internet
"July 1983."Distributed to depository libraries in microfiche.Bibliography: p. 51-54.Mode of access:...
"January 1983."Distributed to depository libraries in microfiche.Bibliography: p. 65-67.Mode of acce...
"June 1983."Distributed to depository libraries in microfiche.Mode of access: Internet
Distributed to depository libraries in microfiche."April 1983."Mode of access: Internet
"April 1986."Distributed to depository libraries in microfiche.Bibliography: p. 31-32.Mode of access...
"EPA-600/S3-84-050.""May 1984."Distributed to depository libraries in microfiche.At head of title: P...
Distributed to depository libraries in microfiche.Bibliography: p. 29.Mode of access: Internet
Chiefly tables."March 1985."Distributed to depository libraries in microfiche.Includes bibliographic...
"April 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 21-23....
Distributed to depository libraries in microfiche.Bibliography: p. 23.Mode of access: Internet
"August 1977."Includes bibliographical references (p. 40-42).Mode of access: Internet
"Collected by U.S. Fish and Wildlife Service and U.S. Lake Survey."Includes bibliographical referenc...
"A United States contribution to the International Hydrological Decade."Bibliography: p. [116]-[117]...
Issued July 1977.Cover title.Includes bibliographical references (pages 68-69).Mode of access: Inter...
"December 1937."Cover title.44. Lake Superior -- 45. Lake Michigan -- 46. Lake Huron.Mode of access:...
"July 1983."Distributed to depository libraries in microfiche.Bibliography: p. 51-54.Mode of access:...
"January 1983."Distributed to depository libraries in microfiche.Bibliography: p. 65-67.Mode of acce...
"June 1983."Distributed to depository libraries in microfiche.Mode of access: Internet
Distributed to depository libraries in microfiche."April 1983."Mode of access: Internet
"April 1986."Distributed to depository libraries in microfiche.Bibliography: p. 31-32.Mode of access...
"EPA-600/S3-84-050.""May 1984."Distributed to depository libraries in microfiche.At head of title: P...
Distributed to depository libraries in microfiche.Bibliography: p. 29.Mode of access: Internet
Chiefly tables."March 1985."Distributed to depository libraries in microfiche.Includes bibliographic...
"April 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 21-23....
Distributed to depository libraries in microfiche.Bibliography: p. 23.Mode of access: Internet
"August 1977."Includes bibliographical references (p. 40-42).Mode of access: Internet
"Collected by U.S. Fish and Wildlife Service and U.S. Lake Survey."Includes bibliographical referenc...
"A United States contribution to the International Hydrological Decade."Bibliography: p. [116]-[117]...
Issued July 1977.Cover title.Includes bibliographical references (pages 68-69).Mode of access: Inter...
"December 1937."Cover title.44. Lake Superior -- 45. Lake Michigan -- 46. Lake Huron.Mode of access:...
"July 1983."Distributed to depository libraries in microfiche.Bibliography: p. 51-54.Mode of access:...
"January 1983."Distributed to depository libraries in microfiche.Bibliography: p. 65-67.Mode of acce...
"June 1983."Distributed to depository libraries in microfiche.Mode of access: Internet