Numismatic literature. Four books about collections, L.E. Bruun 'Schwedische Münzenvon Christine bis zur gegenwart', 1914, 168 pp., 'Isidor Bonniers samling, Carl XI:s Mynt', 1931, 322 pp. made in 300 copies, 'Oldenburgs Myntsamling', 1883, 406 pp. and 'H. Pripps samling', 182 pp. 01.