erc: who: Sellers, Grover what: Texas Attorney General Opinion: O-6821 when: 19450825 where: https://texashistory.unt.edu/ark:/67531/metapth264098/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://texashistory.unt.edu/ark:/67531/