Iron Duke

Iron Duke, Duke of Wellington, from his iron will, it is surmised.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Iron Crown * Iron Gate
Ire`ne
Irene
Ireton, Henry
Iridium
Iris
Irkutsk
Irmin
Iron Age
Iron City
Iron Crown
Iron Duke
Iron Gate
Iron Hand
Iron Mask, Man with the
Ironclads
Ironsides
Irony
Irony, Socratic
Iroquois
Irreducible Case
Irtish