2020-04-271991"Section 10: Preservation strategies" in "Preserving Harvard's retrospective collection". Harvard Library Bulletin 2 (2), Summer 1991: 52-57.0017-8136http://nrs.harvard.edu/urn-3:HUL.InstRepos:42661748en-US"Section 10: Preservation strategies" in "Preserving Harvard's retrospective collection"Journal Article2020-04-27