Incunabula Leaf From The Works Of Nicholaus De Byard - Printed in Basel by Johannes Amerbach on September 28 1481 in the City of Basel, Switzerland. It has 47 lines of gothic type double column in Latin with hand written red versal letter beginning each chapter. Size 8” ´ 11¼”. Nicholuas de Byard “Died about 1300” taught at both Paris and Oxford