Overlooking the erstwhile metre gauge lines from Martindale Bridge, Ajmer, c. 1983 A MG loco steams up with a passenger train. View from Martindale Bridge, Ajmer, c. 1983 A view of Shimla station with its narrow gauge lines. c 1986 The entrance to the Barog Tunnel, the longest on the Kalka-Shimla NG line. c 1986     A WDS loco, normally used as shunters elsewhere, is the power for this short rake on Calcutta's Circular Railway. c 1980s A WAP-1 loco of the NR readies itself to haul the Howrah Rajdhani. New Delhi Station, c 1980s  At Kacheguda, a WDP-4 loco at the head of the Kacheguda - Bangalore Express, c 2002. Photo by Samar Roychoudhury