A collection of various documents relating directly to a ballpark. Documents such as correspondence, seating capacity, blueprints, ground rules, and ticket prices.

This is a collection of National League minutes from 1876, 1899 to 1966 and financial ledgers from 1902 to 1995. There is American League financial information in three of the ledgers. This collection also includes 17 recorded disks which have the game broadcasts of three games.