Columbia subject headings:
United States. artillery. 309th field artillery, 1917-1919.
World War, 1914-1918--Regimental histories--United States.
Harvard subject headings:
United States. artillery. 309th field artillery, 1917-1919.
World War, 1914-1918--Regimental histories--United States
World War, 1914-1918--Regimental histories--United States--Artillery--309th field artillery.
Princeton subject headings: