Signalling
Subtitle: from mechanics to modules.
Series: Specialist monographs and reprints
Publisher: Avon-AngliAPublications and Services
Published: 1977
Place of publication: Bristol (9 Poplar Ave., Westbury-on-Trym, Bristol BS9 2BE)
Language: eng
Number of pages: 24
Subjects: British Rail. -- Western Region.; Railroads -- England -- Signaling.; Railroads -- England -- Communication systems.
Notes: '... first appeared in "Western Management News" ...' - note.