Columbia subject headings:
Kings and rulers--Portraits.
Lichfield, Patrick.
Portrait photography.
Royal households--Great Britain--Portraits.
Harvard subject headings:
Kings and rulers--Portraits.
Lichfield, Patrick.
Portrait photography.
Royal households--Great Britain--Portraits.
Princeton subject headings:
Kings and rulers--Portraits.
Lichfield, Patrick.
Portrait photography.
Portraits.
Royal households--Great Britain--Pictorial works.