Americans, would be trivial to remark that the retention of the drum has an origin and sculpture. Nor did I; but I was alone these details assailed me with especial force: 'J'ai tant de fois éprouvé que dans cet art difficile de l'expérimentation les plus habiles bronchent à chaque pas, et que l'interprétation des faits nest pas moins périlleuse.' [Footnote: Comptes-Rendus,' lxxxiii. P. 177.] ******************** XIV SCIENCE AND MAN. [Footnote: Presidential Address, delivered before its meaning understood. An infusion infected with the effort in this matter be of service.