BR Mark1 coaches introduced from 1951 B1 64’6’’ Corridor First D118 1951
B2 64’6’’ Open First D73 1953
B3 64’6’’ Restaurant Unclassed D23 1956
B4 64’6’’ Corridor Brake First D161 1959
B5A 64’6’’ Corridor Third D146/7 1951 B5B 64’6’’ Open Third D93/4 1951
B6 64’6’’ Corridor Brake Third D181/2 1952
B7 64’6’’ Open Brake Third D183/4 1955
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