MAP 8: FIRST INTEGRATED LONDON TUBE MAP

Since the British media seems to be celebrating the 150th Anniversary of the London Underground, here is the earliest integrated map of its lines, created and published 105 years ago by the Underground Electric Railways Company of London (UERL), which comprised the Bakerloo, the Hampstead, the Piccadilly and the Metropolitan District lines, in conjunction with the four non-UERL lines: