This image shows a glass plate negative of a 19th century portrait of the Cannon family by San Luis Obispo photographer R.J. Arnold.
This image shows a glass plate negative of a 19th century portrait of the Cannon family by San Luis Obispo photographer R.J. Arnold. Courtesy of El Paso de Robles Area Historical Society
This image shows a glass plate negative of a 19th century portrait of the Cannon family by San Luis Obispo photographer R.J. Arnold. Courtesy of El Paso de Robles Area Historical Society

Photo exhibitions offer glimpse of 19th century SLO County

April 29, 2015 04:42 PM

UPDATED April 29, 2015 05:30 PM