Steam Locomotives
ROLT, L.T.C.
A Hunslet Hundred - One Hundred Years of Locomotive Building by the Hunslet Engine Company
ROWLEDGE, J.W.P.
Heavy Goods Engines of the War Department
Volume 1: ROD 2-8-0 / Volume 2: Stanier 8F 2-8-0 / Volume 3: Austerity 2-8-0 and 2-10-0