This process of continuous alteration was applied not only to newspapers, but to books, periodicals, pamphlets, posters, leaflets, films, soundtracks, cartoons, photographs – to every kind of literature or documentation which might conceivably hold any political or ideological significance.
– George Orwell
1984. Part 1, Chapter 4. The process of changing history and the past, it was Winston’s job to falsify the records.