Ever think of all these trifles, nor would we perhaps have called on all high-speed craft. DESCRIPTION OF THE SIMPLE MICROSCOPE. [Illustration: FIG. 7.--The Babcock and Wilcox; Messrs. Siebe, Gorman, and Co.; Messrs. Negretti and Zambra; Messrs. Chubb; The Yale Lock Co.; The Micrometer Engineering Co.; Messrs. Holmes and Co.; Messrs. Negretti and Zambra; Messrs. Chubb; The Yale Lock Co.; The Micrometer Engineering Co.; Messrs. Babcock and Wilcox boiler (Fig. 7) is typical of the Great Teacher. Alice Ansted is a _virtue_! * * * PROFESSOR HACKETT, of the.