Noland, Lowell E. (ed.) / Transactions of the Wisconsin Academy of Sciences, Arts and Letters
volume XXVI (1931)
Tressler, Willis L.; Domogalla, Bernard P.
Limnological studies of Lake Wingra, pp. -351 ff. PDF (6.4 MB)
This material may be protected by copyright law (e.g., Title 17, US Code).| For information on re-use, see http://digital.library.wisc.edu/1711.dl/Copyright