The class was introduced into service between February and June 1855, and withdrawn between February 1872 and November 1876. From about 1865, the Waverley Class was known as the Abbot Class.
Waverley is the first title in the Waverley series of novels.
References
Reed, P. J. T. (February 1953). White, D. E. (ed.). The Locomotives of the Great Western Railway, Part 2: Broad Gauge. Kenilworth: RCTS. p. B23. ISBN0-901115-32-0.