Added Francis Scott Key Bridge
Added changes to U.S. time zone boundaries from 1919 to 1923
Added changes to U.S. time zone boundaries from 1922 to 1930
Fixed gap in Missoula Co., MT, boundary relation
Fixed gaps in North Carolina, Virginia boundary relations
Deleted redundant boundary relations from changeset 113685 superseded by changeset 113688
Added changes to U.S. time zone boundaries from 1922 to 1930
Fixed start date of Mountain Time Zone boundary; fixed typo in start_event
Added changes to U.S. time zone boundaries from 1930 to 1940
Added changes to U.S. time zone boundaries from 1930 to 1940
Added changes to U.S. time zone boundaries from 1930 to 1940
Fixed gap in Virginia boundary relations
Fixed gap in Virginia boundary relation
Fixed duplicate membership in Maine boundary relation
Added changes to U.S. time zone boundaries from 1950 to 1967
Reverted changeset 111848: vandalism
Wayne Co., Indiana Territory ≠ Wayne Co., IN
Wayne Co., NW Terr. ≠ Wayne Co., IN ≠ Wayne, IN