erc: who: Patterson, Zella what: Letter from Zella Patterson to Spencer Bernard regarding her appointment to the OHS board of directors when: 19830405 where: https://gateway.okhistory.org/ark:/67531/metadc2024870/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://gateway.okhistory.org/ark:/67531/