Records relate primarily to the founding of Missouri's first African American bank. They include Gateway National Bank's feasibility study, March 1964; its prospectus and charter, 1964; by-laws, October 13, 1964; and trust agreement, April 15, 1965. Also includes correspondence and documentation from Douglass State Bank (Kansas City, Kansas) and Riverside National Bank (Houston, Texas), two other African American banks whose officers assisted with the founding of Gateway National Bank. Other records include some minutes and committee reports; limited correspondence regarding operations; annual reports from 1984, 1989, and 1990; newsclippings; and biographical information on George L. Montgomery, Jr.