Astronomy.
Clavius, C. 153781612. Christophori Clavii... (continued 1) Same. (In his Opera mathematica. Moguntiae, M.DC.XI. Vol. 3, pp. 1-317+,) *#*E,5010.54.3
-Holywood, John, called Joannes de Sacro Bosco.= Spherical astronomy.