Maryland: Search Results Sort by Recently Added Recently Modified Results 1 - 1 of 1 This Category ยท All Listings Click the memorial's title for more information Go back to city list JOHN O'NEILL MEMORIAL CANNON THIS CANNON OF THE WAR OF 1812 MARKS THE SITE OF THE BATTERY ON CONCORD POINT WHERE JOHN O'NEILL SERVED THE GUN SINGLE HANDED DURING THE BRITISH ATTACK UPON HAVRE DE GRACE MAY 3, 1813.State:Maryland LocationMILLARD E. TYDINGS MEMORIAL PARK CityHAVRE DE GRACE StateMARYLAND Zip Code21078 Results 1 - 1 of 1
