Santa on the tube; we can just about get. But a group of Roman legionaries? The book Tube Life: London's Underground in Photographs, is packed with fascinating images. Here are six of them, taken from six different decades.
1936: excavations for the new Underground station in Uxbridge
30 September 1940: Lance-Corporal Herbert K. Knightley (front left) and his bride, Miss Irene Bavin (front right) in their bridal chamber. They settled down to sleep after relatives had drunk to their health.
July 1953: Overcrowding on the Central line platform during rush hour at Liverpool Street Station
July 1968: Men dressed as Roman soldiers on the tube
18 February 1975: Northern line tube crash at Moorgate Underground Station
20 December 1984: Father Christmas, of Bentall's Store, Ealing, takes the tube to pick up his sleigh
Tube Life: London's Underground in Photographs, is available to buy from 3 September 2018. RRP £9.99.
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