Columbia subject headings:
Harvard subject headings:
Historical libraries--Great Britain--Directories.
Literary libraries--Great Britain--Directories.
Special libraries--Great Britain--Directories.
Princeton subject headings:
Archives--Great Britain--Directories.
Directories.
Historical libraries--Great Britain--Directories.
Historical museums--Great Britain--Directories.
Literary libraries--Great Britain--Directories.
Literary museums--Great Britain--Directories.
Museums--Great Britain--Directories.