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1 Book: "Taking the Train: How Graffiti ______ an Urban Crisis in New York City ", By J Austin (6)
2 The Causes of Accidents (6)
3 THI? (6)
4 North London Railway Station; Closed in 1940 (10)
6 East and West Junction Railway Station; Closed in 1877 (5, 3)
7 Rails in the Tarmac? (4, 4)
8 Name of Express Rear-ended, Bangladesh 14 May 2008 (8)
13 SMY? (2, 4, 4)
15 Japan: 11 Jul 1985, Scene of Train Derailment on the Noto Railroad Line, at Anamizu (8)
16 Event (8)
17 "As the prospect grew _______,_ saw the far mountains to Moira", A Lament For Moira McCavendish By Sir John Betjeman (7, 1)
19 Colnbrook ______ Halt (6)
20 Polish for Polish (6)
21 Manitoba Station Adjacent Lydall and Wabowden (6)