South Derbyshire District Colliery Owners Association printed copy minute book for the year 1933 Containing index at start: (pages 929-952) minutes for meetings of the SDDCOA, 6 Jan-12 Dec 1933: and (unnumbered pages) minutes of meetings of the SDCOA Management Committee meeting, 28 Mar-17 Jul 1933, minutes of meetings of the SDDCOA and South Derbyshire Amalgamated Miners Association Joint Disputes Committee (recorded verbatim), 3 Apr-21 Dec 1933, and minutes of meetings of the South Derbyshire District Wages Board for the Coal Industry, 28 Jan-30 Dec 1933. Jan 1933-Dec 1933