“…Important sea ports that did not get the printing press include: Bari, Bordeaux, Bremen, Dordrecht, Dublin, Königsberg (Kaliningrad), Livorno, Malaga, Marseilles, Salerno, Santander, Salonika, and Toulon. As documented in the on-line appendix, sea ports were less likely than other cities to get printing presses 1450-1500 even controlling for distance from Mainz 39. Printers were invited to Rome, Chartres, Erfurt, and Florence.…”