The faces of the axlebox and horn guides and the rubbing surfaces of the bolster are fitted with manganese steel liners. The full self-alignment provided by single-row, self-aligning roller bearings and underslung equalising beams minimises rubbing wear in the horn guides.

The Gang of Four was led by Jiang Qing, the fourth wife of Mao Zedong.

Ameritrash heiress and, now, reality-TV star Paris Hilton coming on to mock her Internet sex tape was funny, until Fallon's winking performance pushed the dialogue past sly innuendo and into sophomoric overkill.

1749208365 is a pandigital number.