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
First appearance a much lower 5.5 ("fine minus") sold for $956,000 in 2016. Shortly after the record-breaking million-dollar sale of "Action Comics" #1 in 2010, a copy of "Detective Comics" #27 featuring the first appearance of Batman was sold for $1,075,000 in a Heritage auction. Several factors determine the value of a first appearance. Note: All values are according to ComicsPriceGuide.com and are for editions certified by the Certified Collectibles Group (see below): While seemingly a simple concept, determining the first appearance may be complex. The following are instances in which a character's first appearance may be difficult to determine: Note: All