Collections of Sanborn insurance maps are to be found in other North American libraries.
The holdings of some of these institutions are listed in the two-volume checklist,
of Sanborn Fire Insurance Maps Held by Institutions in the United States
and Canada, published in 1976-77 by the Western Association of Map Libraries.
Between 1955 and 1978, the Library of Congress Geography and Map Division withdrew
from its collection of Sanborn fire insurance maps 288,093 duplicate sheets and 432
duplicate atlases. The recipient institutions are: