Professor Giacomini, of the Institute of Physics of the Uni- 

 versity 



Professor de Henriquez, Director of the Museum of History 

 S. A. Ilva 



The Syndic of Trieste, Engineer Bartoli 

 The University 

 The Volta Institute 



Then, in alphabetical order : 



Abrasivi Metallici (Milan) 



Aero- Club Suisse (Zurich) 



Aluminium-Industrie (Chippis-Suisse) 



J. André (Lausanne) 



Armco (Genoa) 



Arthaud (Paris-Grenoble) 



Assurance Mutuelle Vaudoise (Lausanne) 



Bankverein (Basle) 



Banque Bugnion (Lausanne) 



Banque Cantonale de Thurgovie (Weinfelden) 



Banque Cantonale Vaudoise (Lausanne) 



Banque Hentsch et Cie (Geneva) 



Banque Pictet (Geneva) 



Baslini (Milan) 



Brovins (Boncourt) 



Chemische Fabrik (Uetikon, Switzerland) 



Ciba S.A. (Basle) 



Pasteur A. Clerc (Brussels) 



Condensateurs S.A. (Fribourg) 



Corradini & Primavesi (Milan) 



Danzas (Basle) 



De Backer (Brussels) 



J. Destappes (Brussels) 



H. Détraz (Vevey) 



Draegerwerk S.A. (Luebeck) 



Durand & Huguenin (Basle) 



Eisfabrik Burgin (Basle) 



M. Erismann (Zurich) 



Escher-Wyss S.A. (Zurich) 



F. A. C. E. (Milan) 



[ 190 ] 



