Dunn Record Pressing Co.

Early 1960s record pressing company in Chicago, Illinois. Operated by Chess employee James Gann, later renamed Midwest Record Pressing, Inc. It was built in 1958 at 4756 S. Cottage Grove Ave. where the old Chess Studios were, before they moved to 2120 S. Michigan Ave. Custom pressings at Dunn Record Pressing sometimes have a numbers prefixed by D, this series was continued (with MW prefix) after the company was renamed to Midwest Record Pressing, Inc..