| Aberavon (1918 - 2024) |
Full name (in Craig 3,4) Glamorganshire, Aberavon |
| Aberdeenshire and Kincardineshire Central (1918 - 1950) |
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| Aberdeenshire and Kincardineshire Eastern (1918 - 1950) |
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| Abertillery (1918 - 1983) |
Full name (in Craig 3,4) Monmouthshire, Abertillery |
| Acton (1918 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). Full name (in Craig 3) Middlesex, Acton |
| Aldershot (1918) |
Full name (in Craig 3,4) Hampshire, Aldershot |
| Barking (1918) |
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| Barnet (1918 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). Full name (in Craig 3,4) Hertfordshire, Barnet |
| Batley and Morley (1918 - 1983) |
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| Battersea North (1918 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Battersea South (1918 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Bedfordshire Mid (1918) |
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| Bedwellty (1918 - 1983) |
Full name (in Craig 3,4) Monmouthshire, Bedwellty |
| Belfast Cromac (1918 - 1922) |
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| Belfast Duncairn (1918 - 1922) |
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| Belfast Falls (1918 - 1922) |
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| Belfast Ormeau (1918 - 1922) |
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| Belfast Pottinger (1918 - 1922) |
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| Belfast Shankill (1918 - 1922) |
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| Belfast St Anne's (1918 - 1922) |
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| Belfast Victoria (1918 - 1922) |
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| Belfast Woodvale (1918 - 1922) |
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| Belper (1918 - 1983) |
Full name (in Craig 3,4) Derbyshire, Belper |
| Bermondsey Rotherhithe (1918 - 1950) |
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| Bermondsey West Bermondsey (1918 - 1950) |
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