374-902B BR Mk1 POS Post Office Sorting Van BR Blue & Grey (Royal Mail) No.E80303 option-set-016 and clear window glass

and clear window glass

and if one broke down

and held all day

Abram Lyle & Sons

374-902B BR Mk1 POS Post Office Sorting Van BR Blue & Grey (Royal Mail) No.E80303 option-set-016 and clear window glassThe British Railways Mk1 was the designation given to BRs first standard design of main line coaching stock, and one of its most successful. Built from 1951 until the early 1960s to augment and replace the array of Big Four and earlier pre grouping designs inherited from the LMS, LNER, GWR and SR, BR took the best features from several of these types to produce the new steel bodied design. As a result, the Mk1 was stronger and safer than any of the