4-8-4+4-8-4 classes of 4-8-4+4-8-4 steam locomotives across the globe, all of which were constructed by Beyer, Peacock and Company, the owners of the Garratt patent. The predecessor 4-8-2+2-8-4 Double Mountain was probably the optimal Garratt wheel arrangement, with the four-wheeled leading bogies and the two-wheeled trailing trucks on each engine unit ensuring stability at speed and with sixteen coupled wheels for traction. More coupled wheels would inhibit the locomotive on tight curves, while the only advantage of more non-coupled wheels, such as on the Double Northern, was to reduce the axle loading. The second Double Northern locomotive class were the AD60
Quavers bags were in a different layout, being in Landscape style. Quavers' logo was changed slightly, and the flavours remained the same. In 2009, Quavers, Squares, Wotsits and French Fries had all changed their packaging again because of a reduction in calories. Quavers has 87 calories (Currently 86) in the Cheese flavour. In 2011, Quavers packaging updated to a brighter bag colour with the Walkers logo on the packets again. The primary ingredient in Quavers is potato starch. They are deep fried to give a snack with a similar texture to Krupuk (prawn crackers), but have a different flavour and are