4 AA Group Column RASC (TA)
| Date | Unit | Sub-units/Remarks |
| . | . | . |
| . | 4 AA Group Column RASC (TA) | . |
| 1947 | England: The Huts, Tramway Rd, Liverpool 17 | . |
| . | 904 Company at West Bromwich? | . |
| . | 910 Company at Liverpool | . |
| . | 911 Company at Eccles, Manchester | . |
| . | 912 Company at Liverpool | . |
| 1947 | Annual Camp at Morfa Camp, Towyn, on Cardigan Bay | . |
| 1948.01.01 | 914 Company at Penarth joined from 2 AA Group Column (West) | . |
| 1949.04 | 904 Company joined 4 AA Group Column (South) | . |
| 1949.08 | Annual Camp at Morfa Camp, Towyn, on Cardigan Bay | . |
| c1951 | 904 Company re-joined the column having left in 1949 | . |
| 1951.06 | Annual Camp at Cark Camp, Lancashire | . |
| 1952.08 | Annual Camp at Pocklington Airfield, Yorkshire | . |
| 1953.05.09 | 904 Company, R.A.S.C (A.A.) (M) was adopted by the County Borough of West Bromwich, in a ceremony which took place in Dartmouth Park, West Bromwich | . |
| 1953.08 | Annual Camp at Penhale, near Newquay, Cornwall | . |
| c1954 | 904 at West Bromwich, 911 at Eccles & 912 Coys | . |
| 1954.08 | Annual Camp at Knettishall, later renamed Coney Weston Camp | . |
| 1955 | Re-organised and redesignated 124 Transport Column RASC (TA) | . |
| 1955.06 | Annual camp at Aberporth was cancelled due to railway strike | . |
| 1955 | Disbanded | . |
| . | . | . |
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