LMS designed Lots 2022 (150) and 2070 (100) used LMS J-hanger suspensio and vacuum breakgear, Lot 2036 (1100) has LMS suspension with LNER pattern vacuum breakgear.
BooksWagons Of The Early British Railways Era -
A Pictorial Study Of The 1948-1954 Period
David Larkin
Kestrel Railway Books
978-0-954485-98-6