doi:10.7916/D8086HWXThe regiment that saved the CapitalRoehrenbeck, William Joseph, 1913-bookstextUnited States--History--Civil War, 1861-1865--Regimental histories--New York (State)Washington (D.C.)--History--Civil War, 1861-1865.New York (State)New York (State). Militia. Regiment, 7th.