A 4-ton diamond T Wrecker model 969A truck, manufacturer: diamond T motor car Company, U. S. A. Crew: two. Engine: Hercules RXC 6cyl, 8. 5 litre petrol engine. Length 678 cm. Width 243 cm. Height 294 cm. Numbered '157694' bearing the markings of the light Aid detachment of 4/19th Prince of Wales Light Horse Regiment