erc:
who: Casler, Howard M.
what: The Oklahoma Labor Unit (Oklahoma City, Okla.), Vol. 4, No. 46, Ed. 1 Saturday, April 20, 1912
when: 19120420
where: https://gateway.okhistory.org/ark:/67531/metadc157095/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://gateway.okhistory.org/ark:/67531/