The division was nicknamed "Old Ironsides" by its first commander, Major General Bruce Magruder, after he saw a picture of the frigate , also nicknamed "Old Ironsides". The large "1" at the top represents the numerical designation of the division and the insignia is used as a basis for most of the other sub-unit insignias.
The division was nicknamed "Old Ironsides" by its first commander, Major General Bruce Magruder, a,fter he saw a picture of the frigate  also nicknamed "Old Ironsides". The large "1" at the top represents the numerical designation of the division and the insignia is used as a basis for most of the other sub-unit insignias.