erc: who: Brown, Sheila what: [Letter from Sheila Brown to Peter Chant, May 28, 1992] when: 19920528 where: https://digital.library.unt.edu/ark:/67531/metadc1050848/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/