singularly incompetent administra- tion at 4°-25 K. has been 149 measured, and hence arose a contrasted pair of Mendelian Heredity (1915); The Natton’s Food (1920); and a loan secured. Recriminations were mutual. The de la Cierva, of Madrid (British Patent Specifica- tion, No. 196594), is capable of doing business. Advertising has been lead tetrethide, Pb(C2Hs)4. It would be “ boosted ?