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- Metadata Librarians listserv (metadatalibrarians@lists.monarchos.com) - Eben English
- samvera-community (samvera-community@googlegroups.com) - Juliet Hardesty
- samvera-metadata (samvera-metadata@googlegroups.com) - Juliet Hardesty
- fedora-community (fedora-community@googlegroups.com) - Juliet Hardesty
- code4lib (code4lib@lists.clir.org) - Eben English
- DC-GENERAL listserv (DC-GENERAL@JISCMAIL.AC.UK) - Emily Porter
- LITA / ALCTS Linked Library Data Interest Group Email List (lita-lld@lists.ala.org) - Juliet Hardesty
- Bibliographic Framework Transition Initiative Forum (BIBFRAME@LISTSERV.LOC.GOV) - dpucci
- PCDM (pcdm@googlegroups.com) - Eben English
- Bibliographic Ontology Specification Group (bibliographic-ontology-specification-group@googlegroups.com) - Eben English
- OCLC Metadata Management Interest Group List (found mention here, but no link?) - dpucci
- DPLA All Hubs (allhubs@dp.la) - Eben English
- DLF-ANNOUNCE (DLF-ANNOUNCE@LISTS.CLIR.ORG) - Juliet Hardesty
- MODS listserv (MODS@LISTSERV.LOC.GOV) - ksgerrity
- Islandora (islandora@googlegroups.com) - Juliet Hardesty
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