erc:
who: Sanborn Map Company
what: Chillicothe 1921 Sheet 5
when: 1921
where: https://texashistory.unt.edu/ark:/67531/metapth545213/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://texashistory.unt.edu/ark:/67531/