BURGOS, Dolores Moreno; SANZ, Fernando Fernández; LOZANO, Immaculada García & MARCOS, Amparo María Gutiérrez
Guía histórica del ferrocarril
Guías Artísticas Electa
CLAYTON, Peter G.
The Iron Road to Soller
A Traveller's Guide to Majorca's Soller Railway
Red Nacional de los Ferrocarriles Españoles (RENFE)
Trenes Red Nacional de los Ferrocarriles Españoles - Primer Centenario de los Ferrocarriles Españoles 1848 - 1948
Metros in Spain
The underground railways of Madrid, Barcelona, Valencia, Bilbao
Railway Holiday in Portugal
Railway Holiday Series No. 9
One of a series of informative and well written accounts of railway travels and operations in the early 1960s by leading authors. The series covered European countries and was published by David and Charles (search Railway Holiday for other volumes).