APTIS was the Accountancy and Passenger Ticket Issuing System, mainstream machines were used on the British Rail/National Rail network from October 1986 until June 2007, a wide variety of printed cards was used.
LNER Gordon Hill Finsbury Park And Oakleigh Park East Barnet (Unused) Tickets
BR(E) Railway Platform Ticket Oakleigh Park 1d
1951 Oakleigh Park CHigford Romford Eastern British Rail Track Plan Railway Map
1930s Oakleigh Park to Barnet LNER Railway Train Ticket
LNER Ticket New Southgate to Oakleigh Park
LNER Ticket Hadley Wood to Oakleigh Park for East Barnet