Columbia subject headings:
United States. Army. Pennsylvania Infantry Regiment, 25th (1861). Company I.
Harvard subject headings:
Doylestown (Pa.)--History, Military.
Doylestown guards, Doylestown, Pa.
Pennsylvania--History--Civil War, 1861-1865.
Pennsylvania. Militia. Doylestown Greys.
Pennsylvania. Militia. Doylestown Guards.
United States--History--Civil War, 1861-1865--Regimental histories.
United States. Army. Pennsylvania Infantry Regiment, 25th (1861). Company I.
Princeton subject headings:
Doylestown guards, Doylestown, Pa.