Columbia subject headings:
Afghanistan--Biography.
Archaeologists--Afghanistan--Biography.
Archaeologists--Great Britain--Biography.
British--Afghanistan--Biography.
Masson, Charles, 1800-1853.
Harvard subject headings:
Afghanistan--Biography.
Archaeologists--Afghanistan--Biography.
Archaeologists--Great Britain--Biography
British--Afghanistan--Biography.
Masson, Charles, 1800-1853
Princeton subject headings:
Afghanistan--Description and travel.
Explorers--Great Britain--Biography.
Masson, Charles.