Columbia subject headings:
Harnish, Harry Whitfield--Photograph collections--Catalogs.
Philippines--Pictorial works--Catalogs.
Photography--Negatives--Catalogs.
University of the Philippines. Library--Catalogs.
Harvard subject headings:
Harnish, Harry Whitfield--Photograph collections--Catalogs.
Philippines--Pictorial works--Catalogs.
Photography--Negatives--Catalogs.
University of the Philippines. Library--Catalogs.
Princeton subject headings: