Gloriosorum christi confessorum Uldarici & Symperti
page size: 19.1 x 14.5 cm (7 1/2 x 5 11/16 in.)  overall size (volume closed): 19.6 x 15.8 cm (7 11/16 x 6 1/4 in.)

About Leonhard Beck and Berno of Reichenau