“…100 The fish trades were hamstrung by fragmentation and lack of ability to act in concert, and the railways by the bureaucracy imposed by the BTC, by longestablished but inefficient working practices and services that proved resistant to reform, by accounting deficiencies which made costing a given service difficult, and by conservative and sometimes ineffective management. 101 As a result, with the increasingly large exception of the major chains, the fish traffic in the late 1950s represented a modified version of the arrangements which had obtained before 1939, except that now they were increasingly unsustainable and living on borrowed time.…”