General Douglas Hamilton was a British Indian Army officer, gazetted to the 21st Regiment of the Madras Native Infantry from 1837 to 1871. He was a well known surveyor of the early British hill stations in South India and a famous sportsman, shikari, big-game hunter and trophy collector. He was an acute observer of nature and a gentleman. Wikipedia*
On the C-SPAN Networks:
Douglas Hamilton has one video in the C-SPAN Video Library; the first appearance was a 2004 Forum.