rains of Thought Life before Preservation a€ 34: Spa Valley Railway - In another article covering the life of a line, a section of which now forms part of Britain's railway preservation scene, Stanley Jenkins provides a short history of the former LB&SCR line from Tunbridge Wells West to Lewes prior to closure of part of this route by BR, which is now the preserved Spa Valley Railway. The Lancashire & Yorkshire Railway 0-4-0ST 'Pugs' - Andrew Wilson reviews those fascinating little L&YR Aspinall 0-4-0 saddle tanks that could be found mainly working the dock areas from Liverpool and Bangor in the west to Goole in the east, and as far south as Bristol and'Swansea, with two engines of the class having been preserved. Steam Days at Retford - A. J. Ludlam takes an historic look at the important Nottinghamshire railway centre of Retford in the days of steam, where the MS&LR/GCR line from Sheffield to Lincoln crossed the East Coast main line on an unusual flat crossing. Caledonian 'Dunalastair' 4-4-0s at work - David Anderson provides a brief history of the working lives of the four successful Caledonian 'Dunalastair' classes and their rebuilds from their early days, and into the LMS and British Railways eras. Cornish Connections a€" TRE POL and PEN - Rex Kennedy looks at the derivation of the words which appeared on the nameplate affixed to Great Western 'Duke' class 4-4-0 Tre Pol and Pen. Tail Lamp a€" Readers' Letters