National Union Catalog of Manuscript Collections (NUCMC)
http://lcweb.loc.gov/coll/nucmc/nucmc.html
"NUCMC, or the National Union Catalog of Manuscript Collections, is a
free-of-charge cooperative cataloging program operated by the Library of
Congress. Check out the resources to find out more about their program,
about archives and manuscript repositories, and about topics of interest to
archivists and their institutions' patrons."
A search of CARMAN resulted in 71 hits. Some can be of use for our
research and to add color or story to the names we discover.
Good luck
Barbara Parker
List Manager, CARMAN-CONTACTS-L