Columbia subject headings:
Mine buildings--Pictorial works.
Mine hoisting--Pictorial works.
Photography, Industrial.
Harvard subject headings:
Mine buildings--Pictorial works.
Mine hoisting--Pictorial works.
Photography, Artistic
Photography, Industrial
Tipples--Pictorial works.
Princeton subject headings:
Mine buildings--Pictorial works.
Mine hoisting--Pictorial works.
Photography, Industrial.