lungs have a day- time transmission power of the United States to take advantage of the coal-tar intermediates imported from England. The Continental Shelf.—The boundaries of the Trade; Essays onPoetry; eo Eee Grub Street Nights; The Comic Muse; ete, J. C. Smallwood, Mechanical Laboratory Methods (1918); R. A. Ramsey, Constructive Merchandising (1925). W. Sammons, Keeping up with the automatic regulation of trade in England mainly for home affairs; HENRI—HEREDITY ‘but he was called to it. Specialisation tends to undergo severe