Columbia subject headings:
Book industries and trade--England--London--Directories.
Books--England--London--History--Sources.
London (England)--History--To 1500--Sources.
Manuscripts, Medieval--England--London--History--Sources.
Scribes--England--London--Directories.
Scriptoria--England--London--History--Sources.
Stationery trade--England--London--Directories.
Writing services--England--London--Directories.
Harvard subject headings:
Book industries and trade--England--London--Directories.
Books--England--London--History--Sources.
Directories
London (England)--History--To 1500--Sources.
Manuscripts, Medieval--England--London--History--Sources.
Scribes--England--London--Directories.
Scriptoria--England--London--History--Sources.
Stationery trade--England--London--Directories.
Writing services--England--London--Directories.
Princeton subject headings:
Book industries and trade--England--London--Directories.
Books--England--London--History--Sources.
London (England)--History--To 1500--Sources.
Manuscripts, Medieval--England--London--History--Sources.
Scribes--England--London--Directories.
Scriptoria--England--London--History--Sources.
Stationery trade--England--London--Directories.
Writing services--England--London--Directories.