2. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 31189 DS ID: DS9971 Title: Aurora Author: Petrus Riga Place: England Date: between 1385 and 1399
3. University of California, Berkeley, BANC MS UCB 1 DS ID: DS12476 Title: Aurora Author: Petrus Riga Place: Austria Date: between 1200 and 1250