Harry Beck in his spare time. He was thus never actually paid for the map. Other sources report that he was paid a fee of five or ten guineas. In 1947, when he was not fully employed (having left London Transport) he began teaching typography and colour design at the London School of Printing and Kindred Trades. After long failing to acknowledge Beck's importance as the original designer of the Tube map, London Regional Transport finally created the Beck gallery at the London Transport Museum in the early 1990s, where his works are displayed. A commemorative plaque was installed at Finchley Central
Blue plaque plaques in a variety of shapes and colours. The first plaque was unveiled in 1867 to commemorate Lord Byron at his birthplace, 24 Holles Street, Cavendish Square. This house was demolished in 1889. The earliest blue plaque to survive, also put up in 1867, commemorates Napoleon III in King Street, St James's. Byron’s plaque was blue, but the colour was changed by the manufacturer Minton, Hollins & Co to chocolate brown to save money. In total the Society of Arts put up 35 plaques, fewer than half of which survive today. The Society only erected one plaque within the square-mile