[the Emperor Xian Feng's tenth year in the seventh of the ten Heavenly Stems and the ninth of the twelve Earthly Branches] 咸丰:清文宗年号。庚申:我国农历以干支纪年,庚申年即咸丰十年
咸丰庚申、 英法联军自海入侵, 京洛骚然。—— 清· 徐珂《清稗类钞·战事类》
