Aristotle discussed motion right at the beginning of Book 3 of Physics. […] Having completed his account of the elements and the other causes […] later on he investigates and teaches […] space and time. […] For a body is in a space, and motion happens to a body, and time is present in motion. Simplicius, On Aristotle's Physics 4-Prooemium (passim) 1 Preliminary remarks: Theory and materials x In this paper I study the temporal and spatial features characterising a representative selection of Greek manuscripts belonging to the Byzantine tradition. In particular, I focus on codices produced either in Byzantine workshops (alias scriptoria) from the Middle Ages (610-1453 CE) or in Italy, particularly in Rome in the workshop centred around Cardinal Bessarion (1403-1472), one of the most influential Greek scholars and manuscript collectors in the Renaissance period. 1 Out of a total of thirteen codices examined here, twelve are kept in European collections today: one in the Laurentian Library in Florence, five in the Vatican Library, five in the National Library of St Mark's in Venice and one in the Austrian National Library in Vienna. Another is kept in an Egyptian collection, Sinaiticus gr.