The zoocecidia of northeastern United States and eastern Canada ...
Wells, B. W. (Bertram Whittier), 1884-1978
Thesis (Ph. D.)--University of Chicago, 1917.
"Private edition, distributed by the University of Chicago libraries, Chicago, Illinois."
"Reprinted from the Botanical gazette, vol. LXV, no. 6, June, 1918."
"Contributions from the Hull botanical laboratory 239."
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