With the introduction of computerised (EDP) numbers in 1970 as part of the UIC framework, the system was fundamentally changed for the first time.
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The conversion to computerised (EDP) numbers required six-figure numbers plus a check figure.
steam locomotive | Köppen climate classification | Baldwin Locomotive Works | locomotive | British undergraduate degree classification | British Board of Film Classification | American Locomotive Company | North British Locomotive Company | diesel locomotive | Points classification in the Vuelta a España | Mountains classification in the Giro d'Italia | Biological classification | Race (classification of human beings) | German Steam Locomotive Museum | electric locomotive | Dewey Decimal Classification | Bordeaux Wine Official Classification of 1855 | The Great Locomotive Chase | Stellar classification | Montreal Locomotive Works | Mathematics Subject Classification | Mallet locomotive | Locomotive | Library of Congress Classification | Classification of discontinuities | tank locomotive | Steam locomotive | Shay locomotive | Race (human classification) | Queensland C17 class locomotive |