Copy letter from Herbert Rix, to Monsieur le Secrétaire General, Société belge de géologie, de paléontologie et d'hydrologi, 39 Place de l'Industrie, Brussels The Secretary General's letter of the 20th February was laid before the appropriate Committee last week and the Society shall be pleased to exchange the 'Proceedings [of the Royal Society]' for the Société's publications. 16 July 1895