Columbia subject headings:
Photographers--History--Sources--Bibliography.
Photographers--History--Sources.
Photography--History--Sources--Bibliography.
Photography--History--Sources.
Harvard subject headings:
Photographers--History--Sources--Bibliography.
Photographers--History--Sources.
Photography--History--Sources--Bibliography.
Photography--History--Sources.
Princeton subject headings:
Photographers--Directories--Bibliography.
Photography--History--Sources.