Found this info:
LEONHARD O. SAMTER
Residence, 2576 Washington street ;
office, 758 Mission street, San Fran-
cisco. Born in St. Louis, Mo., Novem-
ber 30, 1879.
Son of Louis and Han-
nah (Fischer) Samter. Educated in the
public schools of ^lemphis, Tenn., and
Urban Academy of San Francisco.
Moved to San Francisco in 1898. Di-
rector L. Samter & Sons at the pres-
ent time. Member of Federation of
Jewish Charities and other charitable
organizations.
MAURICE L. SAMTER
Residence, 2576 Washington street ;
office, 758 Mission street. Born in St.
Louis, Mo., September 28, 1882. Son
of Louis and Hannah (Fischer) Sam-
ter. Moved to San Francisco in 1898.
Married November 8, 1911, to Lucille
Schloss. Educated in the public
schools of Memphis, Tenn.. and Lowell
High School, San Francisco. Vice-
president and secretary of L. Samter &
Sons. Member of the Federation of
Jewish Charities and other organiza-
tions.
SAMUEL L. SAMTER
Residence, 2576 Washington street ;
office, 758 Mission street, San Fran-
cisco. Born in St. Louis, Mo., August
27, 1876. Son of Louis and Hannah
(Fischer) Samter. Educated in the
public schools of St. Louis, Mo., and
Memphis, Tenn. Moved to San Fran-
cisco in 1898. President of L. Samter
& Sons at the present time. Mem-
ber Temple Emanu-El, Federation of
Jewish Charities and Argonaut Club.
http://www.ebooksread.com/authors-e...-of-the-jews-and-judaism-in-califor-eye.shtml
These seems to be the "sons" in L. Samter & Sons