Collectie Penningen en Munten Dhr. H. van Osch - Pax in Nummis - 1895 - Medal 'Catholic Workmen's Association / Wishes Peace between Employers and Employees' by Mauqyoy - bronze 55 mm, 61.62 g. - FDC, ex Van der Dussen, Maastricht, Auction 16 15/10-1991 lot 2200