erc:
who: Smith, Del
what: Polakovis Mikhail / Reg. Art.
when: 19700612
where: https://gateway.okhistory.org/ark:/67531/metadc2515228/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://gateway.okhistory.org/ark:/67531/