erc: who: Sanborn Map Company what: Corpus Christi 1927 Sheet 22 when: 1927 where: https://texashistory.unt.edu/ark:/67531/metapth555087/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://texashistory.unt.edu/ark:/67531/