British schoolchildren will dress as their favourite book characters today to celebrate World Book Day. The Cheltenham Looker-On proves that this isn’t a new phenomenon – here we see two doctors dressed as Tweedledum and Tweedledee in 1920: Cheltenham Looker-On – Saturday 17 January 1920 Image © Local World Limited. Image created courtesy of THE BRITISH LIBRARY BOARD. View the whole newspaper page