Congregation Beth Israel: http://www.bethisrael.org/who_we_are/index.php, Congregation Beth Israel cemetery and history, Austin, TX 78756-3899.
[UPDATE] As Small Jewish Communities Across Texas Disappear, Austin's Keeps Growing [January 2017]
Austin Memorial Park: Agudas Achim Synagogue Section- at Hancock Dr at Bullcreek Rd, 1933
Capitol Memorial Gardens: Beth Israel Section #3 of Capitol Memorial Gardens: at Interstate 35 North, 1961
Oakwood Cemetery:
Beth Israel Section #1 of Oakwood Cemetery: at Navasota St at 19th St, 1866, historical marker
Beth Israel Section #2 of Oakwood Cemetery: Navasota Street at 19th St, 1886, historical marker