Calvin Edgerton was born at Windsor, Vermont on December 8, 1836, the youngest child of Edwin and Susan (Curtis) Edgerton. He was raised in Windsor, Clarendon and Rutland, Vermont.

Calvin Edgerton attended Yale University briefly as a member of the Class of 1861. The following entry is found in the Triennial Meeting of the Class of Sixty-One, Yale College (New Haven, Conn.: Press of Tuttle, Morehouse & Taylor; 1864; pg. 90) under the section entitled “Biographical Record of Non-Graduates”:

“Calvin Edgerton, (Rutland, Vt.,) was born December 8th, 1837 [sic], and left the Class early in Sophomore year. He afterwards studied Law, and is now practicing in California.

Calvin Edgerton was recorded in the 1870 Federal Census of Yreka City, Siskiyou County, California, residing in the hotel of Charles Le Bean (pg. 657; dwelling #153; family #148; enum. August 31, 1870). He was enumerated as “Calvin Edgerton, aged 31, Atty at law, b. Vermont”.

Calvin Edgerton was married circa 1870 to Miss Emma L. Oviatt, daughter of Edward and Anna Maria (Wadsworth) Oviatt of Akron, Ohio. According to the 1900 Federal Census (see below), Emma was born May 1849, presumably at Akron, Ohio. Calvin and Emma had three children: Katherine Gertrude, who died at the age of twenty-one; Mae, who married Robert Whaley Potts; and Edwin Oviatt, who married Helen Coombs.

The household of Calvin Edgerton was recorded in the 1880 Federal Census of San Francisco (Ward 11), San Francisco County, California (pg. 404; dwelling #186; family #199; enum. June 8, 1880), as follows:

Name	Rel.	Age	Bp	F Bp	M Bp	Occ.
-----------------------------------------------------------------------------------------------------------------------------
Calvin Edgerton		43	VT	VT	VT	attorney at law
Emma	wife	31	OH	OH	OH	keeping house
Gertrude	dau.	8	OH	VT	OH
Mary	dau.	5	CA	VT	OH
Edward	son	4	CA	VT	OH

The household of Mrs. Emma (Oviatt) Edgerton was recorded in the 1900 Federal Census of Los Angeles City (Ward 9), Los Angeles County, California (pg. 199; dwelling #73 & 75; family #76 & 78; enum. June 2, 1900), as follows:

Name	Rel.	Birthdate & place		Age	Marital	Parents’ birthplace
					Status	Father	Mother
----------------------------	--------	------------------------		--------	-----------	----------	----------
Emma Edgerton	head	May 1849	OH	51	M 30y	OH	OH
Edwin O.	son	Jan. 1876	CA	24	S	OH	OH
Calvin Edgerton	husband	Dec. 1836	VT	63	M 30y	VT	VT

According to the above census record, Emma was the mother of three children, two of whom were still living. Calvin’s occupation was listed as “lawyer”, as was his son, Edwin. Curiously, the family was recorded as two separate households, with one dwelling (that of Francis E. Corbin) listed between them.

The household of Calvin Edgerton was recorded in the 1910 Federal Census of Los Angeles City, Los Angeles County, California (dwelling #190; family #210; enum. April 21, 1910), as follows:

Name	Rel.	Age	Birthplace	Marital	Parents’ birthplace
				Status	Father	Mother
----------------------------	--------	--------	-----------	----------	----------	----------
Calvin Edgerton	head	73	VT	M 39y	VT	VT
Emma	wife	61	OH	M 39y	OH	OH

According to the above census record, Emma was the mother of three children, two of whom were still living. Calvin’s occupation was listed as “Lawyer”. The family was residing at 134 Boyle Avenue.

Calvin and Emma Edgerton were listed in the 1916 Index to Register of Voters, Los Angeles City Precinct No. 98. The entries read as follows:

265 Edgerton, Calvin, lwyr, 134 N Boyle av, R

266 Edgerton, Mrs Emma O, hswf, 134 N Boyle av, R

The following item appeared in the Oakland Tribune on Monday evening, August 14, 1916:

“Aged Father of E. O. Edgerton Missing

Calvin Edgerton, father of E. O. Edgerton, state railroad commissioner, has been missing since yesterday afternoon at 2:30 o’clock from the home of the commissioner, 6 Sunset Drive, Rockridge. The elder Edgerton, who arrived Saturday from Los Angeles for a short visit with his son, has been suffering slightly from loss of memory and it is believed that he has been temporarily sheltered by strangers during a lapse. The missing man is 79 years of age. He was dressed In a dark gray suit and hat of new materials, has light complexion and is gray.”