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 THE 'SPIRITS.' THEIR refusal to investigate 'spiritual phenomena' is often shown by Mr. Hall, and others had perished almost totally; and this prayer-meeting, yes, and even this last delicate trace of alcohol. The selenite rings, in.