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By "Williams, Samuel Howard, 1893-"
The mammals of Pennsylvania : with a discussion of the biology of mammals in general, including keys to the orders and families, and with detailed accounts of all species indigenous to Pennsylvania / by Samuel Howard Williams.
By: Williams, Samuel Howard,
Publication info: Pittsburgh :[s.n.],1928.
Contributed by: MBLWHOI Library, Woods Hole
BHL Collections: MBLWHOI Library, Woods Hole