London Underground miniature sheet. 87p stamp – London Underground Posters – A train every 90 seconds, Thanks to the Underground and Cut travelling time. Reproductions of three classic London Underground Posters: A train every 90 seconds (1937) by Abram Games; Thanks to the Underground (1935) by Zero (Hans Schleger) and Cut travelling time, Victoria Line (1969) by Tom Eckersley.
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