TfL still uses UTS in modified form and hugely reduced quantities, as detailed in Wikipedia. Decoding vital info centrally on the right hand side, machine series starting 01 upwards related to now-closed staffed Ticket Office windows; 10 onwards relate to self-service Fewfare machines; series 31 etc comprise a complex Multifare variant.
The Bromley by Bow 01 to Watford Junction - UTS London Underground ticket is ideal for passengers traveling from Bromley (Bromley by Bow) to Watford Junction, requiring a convenient and efficient travel solution.