Born in Missouri on February17, 1870. By 1897 Robertson had settled in Los Angeles and was a pupil at the School of Art and Design. He later had an orange ranch before his demise there on March 7, 1950.
Source: Edan Hughes, author of the book "Artists in California, 1786-1940"
Census; Death Record.Nearly 20,000 biographies can be found in Artists in California 1786-1940 by Edan Hughes and is available for sale ($150). For a full book description and order information please click here