The Oklahoma City Pirates were organized in May 1891. They played at a ballpark called either Pirates Park, Oklahoma Park, or Athletic Park. It was located in what is now downtown Oklahoma City near the current Film Row District. These list of rules for the ballpark were printed in the Oklahoma Daily Journal on July 2, 1891.
3.8 oz., 50% polyester, 25% combed and ringspun cotton, 25% rayon