Αποστολή με SMS: A new treatise on the use of the globes, and practical astronomy, or, A comprehensive view of the system of the world : in four parts : the whole serving as an introduction to the higher astronomy and natural philosophy, is illustrated with a variety of important notes, useful remarks, &c. and each problem with several examples : the necessary astronomical instruments are pointed out, and the most useful tables are inserted in the work : designed for the instruction of youth, and particularly adapted to the United States / by J. Wallace.