Columbia subject headings:
Herschel, John F. W. (John Frederick William), 1792-1871--Library--Catalogs.
Herschel, William, 1738-1822--Library--Catalogs.
Private libraries--England--Collingwood.
Harvard subject headings:
Herschel, John F. W. (John Frederick William), 1792-1871--Library--Catalogs.
Herschel, William, 1738-1822--Library--Catalogs.
Private libraries--England--Collingwood--Catalogs.
Princeton subject headings:
Catalogs.
Herschel, John F. W. (John Frederick William), Sir, 1792-1871--Library--Catalogs.
Herschel, William, Sir, 1738-1822--Library--Catalogs.
Private libraries--England--Collingwood.