Lithograph. London and Birmingham Railway. 'Working Shaft, Kilsby Tunnel, 8 July 1837'. Drawn and lithographed by J C Bourne. Printed by Day and Haghe, Lithographers to the Queen. Published by J C Bourne, 19 Lamb's Conduit St and Ackermann and Co, Strand, London. December 1838. (Originally one of two lithographs on single sheet; see 1978-1920 for other lithograph).