General George Stewart C.B.
Guides Cavalry
This picture shows General Stewart wearing some of his
campaign medals including:

an unidentified medal, the Indian Mutiny medal with
clasps "Lucknow" and "Defence of Lucknow", the China
1860 medal with clasps "Taku Forts" and "Pekin" and
the India General Service 1854 medal with clasps
"Umbeyla" and "Jowaki".

He was awarded a 2nd Afghan War medal with clasps
"Ali Musjid" and "Charsia" however this medal doesn't
appear in the picture suggesting that the picture was
taken before this medal and his C.B. were awarded