8 books
Further Limnological Observations on the Finger Lakes of New York (Classic Reprint)
A Limnological Reconnaissance of West Okoboji
Plankton Studies on Lake Mendota
The Plankton; Its Quantity and Chemical Composition
The Inland Lakes of Wisconsin Volume 22; The Dissolved Gases of the Water and Their Biological Significance
The Inland Lakes of Wisconsin Volume 64; The Plankton. I. Its Quantity and Chemical Composition
The Inland Lakes of Wisconsin
Comparative Zoology