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Letter from Fred M. Mazzulla, Denver, Colorado, to Dr. Berry,
noting that San Juan country in the southwestern part of the state is often referred to at the Switzerland of America; will send pictures of interest as he finds them; is in the process of re-cataloguing his collection of 25,000 items
Courtesy National Library of Medicine

Topic:
Dr. Berry's CareerCreator:
Fred M. MazzullaDate:
May 24, 1957