Articles I significantly contributed to:
1680 Lexington, Massachusetts tornado
1821 Franklin County, Massachusetts tornado
27th meridian west from Washington
ACT River Basin
Alpine Lake (Marin County, California)
Auvergne, Arkansas
Backcountry (historical region)
Big Lake (Iowa)
Bisby Lakes
Buffalo Ridge (Tennessee)
Carter Lake (Iowa–Nebraska)
Continental shelf of the United States
Eifa
Tornadoes in Massachusetts
Šterusy