[Cammann's stethoscope] [realia] : 4974 / designed by George P. Cammann. (1887-1891)
Related Entities
There are 2 Entities related to this resource.
Cammann, George P. (George Philip), 1804-1863
http://n2t.net/ark:/99166/w6fx8pt7 (person)
Charles Truax & Company.
http://n2t.net/ark:/99166/w6sf82nt (corporateBody)