The early versions of prohibition indexes began to appear from 1529 to 1571. In the same time frame, in 1557 the English crown aimed to stem the flow of dissent by chartering the Stationers' Company. The right to print was restricted to the two universities (Oxford and Cambridge) and to the 21 existing printers in the city of London, which had between them 53 printing presses.
The early versions of prohibition indexes began to appear from 1529 to 1571. In the same time frame in 1557 the English crown aimed to stem the flow of dissent by chartering the Stationers' Company. The right to print was restricted to the two universities (Oxford and Cambridge) and to the 21 existing printers in the city of London, which had between them 53 printing presses.