Hand-illuminated manuscript pages.
1. Valturio, Roberto. “De re militari.” [Third quarter of the 15th century] Rosenwald manuscript. No. 14, p. 21. https://lccn.loc.gov/2011655080, PDF http://hdl.loc.gov/loc.rbc/rosenwald.0006.2, Page view http://hdl.loc.gov/loc.rbc/rosenwald.0006.1.