NCB/A/BLA | Blackwell Colliery Company Limited | 1891-1948 | Blackwell Colliery Company Limited | Derbyshire Record Office |
NCB/A/BLA/1/1/1 | Blackwell Colliery Company accident report register | Dec 1928-May 1930 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/2 | Blackwell Colliery Company accident report register | May 1930-May 1931 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/3 | Blackwell Colliery Company accident report register | May 1931-Dec 1932 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/4 | Blackwell Colliery Company accident report register | Dec 1932-Dec 1934 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/5 | Blackwell Colliery Company accident report register | Dec 1934-Feb 1937 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/6 | Blackwell Colliery Company accident report register | Feb 1937-Dec 1938 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/7 | Blackwell Colliery Company accident report register | Oct 1939-Nov 1940 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/8 | Blackwell Colliery Company accident report register | Nov 1940-Jun 1942 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/9 | Blackwell Colliery Company accident report register | Jun 1942-Nov 1943 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/10 | Blackwell Colliery Company accident report register | Nov 1943-Apr 1945 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/11 | Blackwell Colliery Company accident report register | May 1945-Nov 1946 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/1/12 | Blackwell Colliery Company accident report register | Nov 1946-May 1948 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/2/1 | Alfreton Colliery accident report register | Jan 1941-Sep 1942 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/2/2 | Alfreton Colliery accident report register | Sep 1942-Jan 1944 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/2/3 | Alfreton Colliery accident report register | Jan 1944-Feb 1945 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/2/4 | Alfreton Colliery accident report register | Feb 1945-May 1946 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/2/5 | Alfreton Colliery accident report register | May 1946-Sep 1947 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/3/1 | Sutton Colliery accident record book | 27 Apr 1943-28 Jun 1944 | Blackwell Colliery Company limited | Derbyshire Record Office |
NCB/A/BLA/1/3/2 | Sutton Colliery accident record book | 30 Jun 1944-15 Mar 1945 | Blackwell Colliery Company limited | Derbyshire Record Office |