Columbia subject headings:
Book industries and trade--Germany--History--18th century.
Booksellers and bookselling--Germany--Registers.
Printers--Germany--Registers.
Printing--Germany--History--18th century.
Publishers and publishing--Germany--Registers.
Harvard subject headings:
Booksellers and bookselling--Germany
Printers--Germany.
Princeton subject headings:
Booksellers and bookselling--Germany (West)--Directories.
Printers--Germany (West)--Directories.
Publishers and publishing--Germany (West)--Directories.