Collectie Penningen en Munten Dhr. H. van Osch - Pax in Nummis - 1748 - Medal 'Peace of Aachen' by M. Holtzhey (VvL-259; Pax 568; KPK 2864; Julius 2208; Med. Ill. II-645/342; Dirks Rep. 1057; Menadier 20) - silver 35.5 mm, 13.35 g. - XF, ex Notarishuis Rotterdam, Auction 24/6-1991 lot 2893