Pear tree in the mountains was photographed as an example during N.E. Hansen's research on pears at Saolin in northern China; written in pencil on the back: Saolin, China my headquarters fro pears in the mountains 1924
N.E. Hansen papers - SDSU
Black and white photograph
Digital Publisher: South Dakota State University Archives and Special Collections, H. M. Briggs Library.
In copyright - Educational use permitted http://rightsstatements.org/vocab/InC-EDU/1.0/