pro en contra betreffende vraagstukken van algemeen belang Beperking van internationale bewapening / pro: H. van der Mandere ; contra: S.R. Steinmetz League of Nations and reduction of armaments Proposals for the prevention of future wars / by Viscount Bryce ... [et al.] new international conscience / W.H. Solf ; an address by his excellentie Dr. W.H. Solf, German ambassador to the League of Nations Association of Japan, … minibrochure Kerken en kernwapens / Interkerkelijk Vredesberaad
