Vintage Picture Post Card - The Four Sons of H.H.Sri Nripendra Bahadur Maharaja of Cooch Behar (1862-1944) of The Rotary PHoto Co. London

This is Vintage Picture Post Card - The Four Sons of H.H.Sri Nripendra Bahadur  Maharaja of Cooch Behar (1862-1944) of  The Rotary Photo Co. London in my collection.