Columbia subject headings:
Art--Private collections--Germany--Koblenz--Catalogs.
Augusta, Empress, consort of William I, German Emperor, 1811-1890--Art collections--Catalogs.
Augusta, Empress, consort of William I, German Emperor, 1811-1890--Library--Catalogs.
Books--Private collections--Germany--Koblenz--Catalogs.
Koblenz (Germany)--History--19th century--Catalogs.
Queens--Homes and haunts--Germany--Koblenz--Catalogs.
Harvard subject headings:
Art--Collectors and collecting--Germany--Koblenz--Catalogs.
Augusta, Empress, consort of William I, German Emperor, 1811-1890--Art collections--Catalogs.
Augusta, Empress, consort of William I, German Emperor, 1811-1890--Art patronage--Catalogs.
Koblenz (Germany)--Antiquities--Catalogs.
Koblenz (Germany)--Archival resources--Catalogs.
Koblenz (Germany)--History--Sources--Catalogs.
Landesbibliothekszentrum Rheinland-Pfalz--Catalogs.
Princeton subject headings: