pivoted arm which can to wait for the completion of thosein course of erec- Fiske range and position finders in detail in the SCIEN- be trained directly on the object; the arm may be tion, obtained six locomotives from the N. Y., L. E. & TIFIC AMERICAN SUPPLEMENTS, 788, 769 and 805. In mechanically… … they commanded the whole lower bay, ard in these the partment. Broadly speak- Board met for the tests. ing, the work of the posi- tion finder is to plot upon a chart the position of ob- simplification and amplification of the range finder. In each tower one of the telescopes of the position It…
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