1453年

In 1453, the first Gutenberg Bibles were printed. Scaroth acquired several copies and sold them in 1979 to fund his time travel experiments. (TV: City of Death)

"Glowing discs in the Skies", which later historians took as evidence of Dalek activity, were seen above Constantinople during its fall in 1453. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe) According to Bernice Summerfield, Constantinople was "the capital of the Eastern Roman Empire until the 15th century, when it was captured by the Turks". (PROSE: Shadowmind)