Carpenter, Percy. "The Charge 1861". "Hog Hunting in Lower Bengal" by Percy Carpenter, published by Day and Son, lithographers to the Queen, W Thacker & Co, London, and Thacker, Spink & Co, Calcutta. Day & son. Archived from the original on 11 July 2011. Retrieved 5 December 2010.
Carpenter, Percy. "The Charge 1861". "Hog Hunting in Lower Bengal" by Percy Carpenter, published by Day and Son, lithographers to the Queen, W Thacker & Co, London, and Thacker, Spink & Co, Calcutta. Day & son. Archived from the original on 11 July 2011. Retrieved 5 December 2010.