Columbia subject headings:
Bookbinding--Repairing.
Books--Conservation and restoration.
Leather bindings (Bookbinding)--Conservation and restoration.
Leather--Preservation.
Leatherwork--Conservation and restoration.
Harvard subject headings:
Bookbinding--Repairing
Princeton subject headings:
Bookbinding--Repairing.
Books--Conservation and restoration.
Leather bindings (Bookbinding)--Conservation and restoration.
Leather--Preservation.
Leatherwork--Conservation and restoration.