Columbia subject headings:
Harvard subject headings:
Afghanistan--Description and travel.
Khurāsān (Iran)--Description and travel.
MacGregor, Charles Metcalfe, Sir, 1840-1887--Travel--Afghanistan.
MacGregor, Charles Metcalfe, Sir, 1840-1887--Travel--Iran--Khurāsān.
Princeton subject headings:
Afghanistan--Description and travel.
Khurāsān (Iran : Province)--Description and travel.
MacGregor, Charles Metcalfe, Sir, 1840-1887--Travel--Afghanistan.
MacGregor, Charles Metcalfe, Sir, 1840-1887--Travel--Iran--Khurasan.