General Post Office The file contains an advert with the slogan 'The World at your finger tip/BY OVERSEAS TELEPHONE' in pale blue, with by and telephone in mustard, 1948. Between the words world and at is a pale blue city skyline with yellow background. The rest of the background is white and lettering black. The image features a telephone in black with a global map on the dial in red and pale blue. Pyramiding out from beneath the cityscape is a panel of stylised sea. The advert was designed with Eric Lombers and is signed, Eckersly-Lombers. 1948