Copy letter from Archibald Geikie, to M Marchal, secrétaire adjoint au Palais des Académies, Bruxelles Geikie has the pleasure of sending a cheque for 100 francs as a contribution from the Royal Society to the fund commemorating the fiftieth anniversary of Monsieur [Jean-Servais] Stas's membership of the Royal Academy of Belgium. The Council of the Society would be grateful to receive a copy of the medal for preservation in their collection of medals of 'distinguished men of science'. 23 March 1891