erc: who: Stafford & Chambers what: The Yukon Sun (Yukon, Okla.), Vol. 21, No. 15, Ed. 1 Friday, March 21, 1913 when: 19130321 where: https://gateway.okhistory.org/ark:/67531/metadc128476/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://gateway.okhistory.org/ark:/67531/