Roman Cumbria to Wallsend on the Tyne estuary, with additional military installations running down the Cumbrian coast from Bowness to Risehow, south of Maryport, in an integrated fashion (and with forts at Burrow Walls and Moresby that were perhaps not part of the system). Historians believe that the Turf Wall from the River Irthing to Bowness-on Solway was rebuilt in stone in two stages. The most easterly five miles were rebuilt at the time of Hadrian, with the remainder being rebuilt after 150 AD. However, this is open to dispute: it is uncertain whether the building works in the second half of
Harry Firth but had to withdraw due to other commitments. Firth wouldn't have minded so much on missing out on the driving talents of Frank Matich as he was always of the belief that drivers used to being able to drive their specially built race cars hard weren't well suited to Series Production racing where you had to be much easier on what was really a road going car. Matich then recommended Gibson (who had finished 2nd in the 1966 race in a Cooper S) for the drive, with Firth meeting Gibson for the first time at a Bathurst hotel on the