[Pratt's bi-valve speculum] [realia] : 2071 / designed by Edwin Hartley Pratt.
Related Entities
There are 2 Entities related to this resource.
Charles Truax & Company.
http://n2t.net/ark:/99166/w6906c0f (corporateBody)
Pratt, E. H. (Edwin Hartley), 1849-1930
http://n2t.net/ark:/99166/w6pg22w3 (person)