On old Central Line TrainsFrom when there was a guard present on all trains, a sticker above the doors read 'OBSTRUCTING THE DOORS CAUSES DELAY AND CAN BE DANGEROUS',
a guard had inserted the letter 'y' and changed it to
'YOBS IN THE DOORS CAUSE DELAY AND CAN ANGER US'
(,
Thu 6 Nov 2003, 17:52,
archived)
a guard had inserted the letter 'y' and changed it to
'YOBS IN THE DOORS CAUSE DELAY AND CAN ANGER US'