Columbia subject headings:
Harvard subject headings:
Orr, Benjamin G. (Benjamin Grayson), approximately 1765-1822.
Seminole War, 1st, 1817-1818
United States. Army--Supplies and stores.
Princeton subject headings:
Orr, Benjamin G. (Benjamin Grayson), -1822.
Seminole War, 1st, 1817-1818.
United States. Army--Supplies and stores.