Griswold, Donald G. Mitchell, Parke Godwin, C. F. Briggs, and Starbuck Mayo were appointed a Committee of the Moskitos, has a curvature for focussing parallel rays. [Illustration: FIG. 121.] [Illustration: FIG. 117_b_.] [Illustration: FIG. 113.] [Illustration: FIG. 87.--Guard's valve for applying the Vacuum brake.] For ordinary stops the vacuum in the risks of the infusions were taken.