Letter
De graeff von polsbroeck, His Netherlandish Majesty’s Political Agent and Consul General in Japan to R. B. Van Valkenburgh, United States, January 1, 1867
Mr. Von Polsbroeck to Mr. Van Valkenburgh. Yedo, 12th January, 1867, Sir: I have the honor to inform you that I succeeded this day to conclude a treaty of friendship,…