Etta M. Tilton (birth-death dates?):
Etta M. Tilton graduated from the State Normal School at San Jose, California in 1873, and taught continuously thereafter, including nine years in San Mateo, County, California. In 1895 she was elected to a four year term as San Mateo County school superintendent. She was re-elected twice, serving until 1907.
Party Affiliation:
Unknown
Photograph:

Tilton’s graduating class at the State Normal School. She is not specifically identified. >http://www.sfgenealogy.com/santaclara/schools/sns89114.htm
Resources:
The Pacific Educational Journal: Official Organ of the Department of Public Instruction of California , pages 597-98 [Google Books].
Santa Clara County Genealogy, State Normal School Graduates’ Record, found at
http://www.sfgenealogy.com/santaclara/schools/sns89114.htm
San Mateo County and City Officials, 1889-1928, found at:
http://freepages.genealogy.rootsweb.ancestry.com/~npmelton/smatoff.htm