Many books are at a substantial discount from

British Main Line Services in the Age of Steam 1900-1968 - Michael Harris
Hardback - 224 pages (January, 1997)
Oxford Publishing Company; ISBN: 0860935361

LNER Pacifics in Colour
D. Penney
Hardback (October, 1997)
Ian Allan Publishing; ISBN: 0711025487

How Steam Locomotives Really Work -
P.W.B. Semmens, A.J. Goldfinch
Hardback - 354 pages (13 July, 2000)
Oxford University Press; ISBN: 0198565364

The London Underground
Douglas Rose
Paperback 7th revised edition (January 2000)
Capital Transport Publishing;
ISBN: 1854142194

The Victorian Railway Worker
Trevor May
Paperback - 32 pages (29 September, 2000)
Shire Publications Ltd;
ISBN: 0747804516

Early Model Railway Locomotives of Interest Vol 1 ~C.L. Deith
Paperback - 51 pages (1983)
TEE Publishing; ISBN: 0905100514
Written by the man who started
Engineering In Miniature, and runs TEE,
this is based upon loads of experience.

Superpower : The Making of a Steam Locomotive
~David Weitzman
Reading level: Ages 9-12
Hardcover (October 1995)
David R Godine; ISBN: 087923671X
Got to start them off somewhere!

The Bassett-Lowke Story -
Roland Fuller, Allen Levy
352 pages Reissue (November, 1982) , New Cavendish Books ISBN 0904568342
The history of one of the most famous names in the world of models.
A fascinating read.

Wenman Joseph Bassett-Lowke -
Janet Bassett-Lowke, John Milner (Editor) .
256 pages (May, 1999) RailRomances.
Paperback. ISBN 1900622017
More about the Company, and the man behind it