APTIS was the Accountancy and Passenger Ticket Issuing System. Production machines were used on the British Rail/National Rail network from October 1986 until June 2007, a wide variety of printed cards was used.
Railway ticket BTC(E) Welwyn (North) - Welwyn Garden City 1963
RAILWAY ACCIDENTS REPORT on COLLISION near WELWYN GARDEN CITY STATION, Jan, 1957
1935 LNER Welwyn Garden City Railway Track Map Diagram
1957 Welwyn Garden City Eastern Region Railway Track Map Diagram
Railway Accident Report, Welwyn Garden City Station, 7th January 1957 , #29
Welwyn Garden City Station 7 January 1957 Official Railway Accident Report
