erc: who: Waage, J. M. what: Safety Analysis Report : Snaptran 2/10A-1 Safety Tests when: 19630128 where: https://digital.library.unt.edu/ark:/67531/metadc100234/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/