DELAWARE CITY - Fort DuPont State Park will host the final games of the season for the Diamond State Base Ball Club on Sunday, Sept. 23 at 1 p.m. The vintage Base Ball Club plays by rules from the nineteenth century and wears vintage uniforms. The game is a double header against The Athletic Base Ball Club of Philadelphia followed by the Rising Sun Baseball Club. The game costs $3 for adults and $2 for children ages 6 to 12, and parking is free. All ages are welcome.