The Maryland State baseball championships scheduled for yesterday at McCurdy Field in Frederick was postponed until Monday because of rain.

The schedule remains the same. In the Class 2A final, Edgewood of Harford County (15-6) faces Allegany of Allegany County (15-4) at 10 a.m. In Class 1A, Brunswick of Frederick County (15-4) meets Smithsburg of Washington County (18-3) at 1 p.m.

In games involving area schools, Montgomery County's Paint Branch, the only unbeaten local school in the area at 19-0, goes for its second title when it faces Northern of Calvert County (16-5) for the Class 3A crown at 4 p.m. In the Class 4A final, High Point of Prince George's County (19-2) tries for its first title when it takes on the playoffs' other unbeaten team, Perry Hall of Baltimore County (19-0) at 7.

High Point won its 11th straight game Tuesday, upsetting defending state champion Old Mill, 7-4. In the other semifinal, Perry Hall advanced with a 7-2 decision over Springbrook.

Paint Branch, which won a state title with a 20-0 record in 1979, the year before Paul Fahrner took over as head coach, eliminated Catonsville, 11-3, in the semifinals. Northern beat Linganore, 6-3.