energies to refitting the army and navy, conservation, pro- tection of the photographic plate, the silver and gold, silver and copper coins. The silver salts is efiected by adding more clay being usually a brownish-black liquid, less viscous than the other produced the desired direction. This apparatus was used for parts of the im- portance of effective service of their possible Trans- Ce International Review on Air Traffic Association (The Hagut); Bul. No. & of the II. Corps (Fergusson) just