Columbia subject headings:
Harvard subject headings:
Books--Conservation and restoration--Germany--Mainz (Rhineland-Palatinate)--History.
Librarians--Germany--Mainz (Rhineland-Palatinate)--Biography.
Library science--Germany--Mainz (Rhineland-Palatinate)--History.
Ottermann, Annelen
Stadtbibliothek Mainz (Rhineland-Palatinate, Germany)--History.
Princeton subject headings:
Bookbinding--Repairing.
Books--Conservation and restoration.
Fine books.
Rare books.