*This event was called the Missouri Invitational, with the highest
finishing St. Louis area player awarded the St. Louis District title.
Mike Brooks of Kansas City won the event. Doug Eckert finished second.
**This year it was an open tournament won by Erik Patchell of Kentucky. The three listed tied for second.
Source: Winter 1989 Missouri Chess Bulletin, edited by Bill
Merrell, which states that 1926-1966 was compiled by Charles M. Burton.