Here we have a London Underground/Invensys brochure for the Victoria Line DTG-R Signalling upgrade. It dates from around 2010 and is unused.

THIS ITEM WILL BE SENT ROYAL MAIL 1st CLASS POST. POSTAL CHARGES SHOWN ARE FOR UK ONLY, OVERSEAS BUYERS ADD TO BASKET & WAIT FOR AN INVOICE TO SHOW THE CORRECT POSTAL RATE FOR YOUR COUNTRY.

PAY-PAL ONLY PLEASE  OR PAYMENT ON PICK-UP

POSTAL DISCOUNTS APPLY IF YOU BUY MORE THAN ONE ITEM