Tony Beard

title	ISBN-13	year of publica- tion	other author(s)
By Tube Beyond Edgware	978-1-85414-246-7	2001
London's Secret Tubes	978-1-85414-311-2	2007	Andrew Emmerson
London's Secret Tubes	978-1-85414-283-2	2004	"
The Birth of the RT	978-1-85414-351-8	2011