Keywords: Mouth of Peiho River to Tientsin.jpg Mouth of Peiho River to Tientsin Published 1893 Thomas W Knox 1893 https //archive org/stream/decisivebattless00knoxuoft page/178 Decisive Battles Since Waterloo 3rd ed New York G P Putnam p 179 Knox PD-old-100-1923 Hai River Maps of the Second Opium War |