1. The effect of the nitrous vapour, in preventing and destroying contagion: ascertained, from a variety of trials, made chiefly by surgeons of His Majesty's Navy, in prisons, hospitals, and on board of ships : with an introduction respecting the nature of the contagion, which gives rise to the jail or hospital fever, and the various methods formerly employed to prevent or destroy this Author(s): Smyth, James Carmichael, 1741-1821 Publication: Philadelphia : Published by James Webster, 1815 Subject(s): Typhus, Epidemic Louse-Borne -- prevention & controlCommunicable Disease Control -- methods