Docklands Light Railway tickets started with the new operation in 1987 (I was there!). In turn they were also replaced from September 2008 by the current DLR Shere machines which use cards with rounded corners.
Canary Wharf CAW08 - Docklands Light Railway ticket - London DLR
Canary Wharf CAW08 - Docklands Light Railway Schlumberger ticket - London DLR
PHOTO DLR UNIT 135 ENTERING CANARY WHARF STATION BOUND FOR BANK
PHOTO CANARY WHARF STATION
Hornby OO Gauge Overhead Canary Masts for Pantograph x 6 - Powered Gantry
KATO 103 Series Canary Middle Car 3-Car Set 10-1744D