Region
Connecticut
Louisiana
2
Missouri
United States
2
Alaska
1
Bristol (Conn.)
1
California
1
Cuba
1
États-Unis
1
Florida
1
Forest Park (Ill.)
1
Georgia
1
Havana
1
Havana (Cuba)
1
Illinois
1
James River Valley (Va.)
1
Leavell Farm Site (Va.)
1
Louisiane
1
Maryland
1
Massachusetts
1
Mille Lacs Indian Reservation (Minn.)
1
Mississippi River Valley
1
Mitchell Mounds (Ill.)
1
New York (State)
1
Potomac River
1
Rappahannock River Valley (Va.)
1
Saint Louis (Mo.)
1
Saint Tammany Parish (La.)
1
Suwannee River (Ga. and Fla.)
1
Switzerland
1
Venezuela
1