Limnology /
Welch, Paul Smith, 1882-
Limnology / by Paul S. Welch - 2nd ed. - New York : London : McGraw-Hill Book Company, inc., c1952. - xiv, 538 p. ill. ; 24 cm. - McGraw-Hill publications in the zoological sciences .
Includes bibliographical references and index.
Freshwater biology.
Lakes.
591 / WEL
Limnology / by Paul S. Welch - 2nd ed. - New York : London : McGraw-Hill Book Company, inc., c1952. - xiv, 538 p. ill. ; 24 cm. - McGraw-Hill publications in the zoological sciences .
Includes bibliographical references and index.
Freshwater biology.
Lakes.
591 / WEL