LTP publication
American Library Association
Charles G. LaHood, Jr. and Robert C. Sullivan
Library Technology Program, American Library Association 1975 LTP publication no. 19
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Bernard C. Middleton ; drawings by Aldren A. Watson
American Library Association c1972 LTP publication no. 18 , Conservation of library materials
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by Carolyn Horton ; illustrated by Aldren A. Watson
Library Technology Program, American Library Association c1969 2nd ed., rev LTP publication no. 16 , Conservation of library materials pamphlet 1
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