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.
Limehouse LIM01 - Docklands Light Railway ticket - London DLR
Canary Wharf CAW07 - Docklands Light Railway ticket - London DLR - QEII Jubilee
Westferry WES04 - QEII Docklands Light Railway Schlumberger ticket - London DLR
East India EAI04 - QEII Docklands Light Railway Schlumberger ticket - DLR 2002
Wooden Railway Track Sleeper Key - Limehouse Junction 1883
Limehouse 01 - PERTIS Permit to Travel - London E14 - now c2c