Photo from the Huntington Digital Library showing a group of California insulators on May 14, 1912. Southern California Edison Collection of Photographs, Courtesy of the Huntington Library, San Marino, California. [id=318424944] [id=318417394] Link to original photo: http://hdl.huntington.org/cdm/singleitem/collection/p16003coll2/id/12772/rec/2