Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 376
telescope is reported bytelephone to the battery, where, by a rapidcalculation, it is possible to estimate the exactposition of the target. Then the gun is movedup or down, to the right or to the left, accord-ing to the calculation. The observers have tocreep up as near to the enemy as possible,… … ■ON HAIIl.K-SHHtS. ENORMOUS R.\>.tiE-KlNl)EB,S ARE ( SEI) other eye free to read the scale, which comesautomatically into view as the range-finder isadjusted for the different ranges. On battle-ships, enormous range-finders areused. Some of them are twenty feet long.With the eyes spread as far…
Children's literature
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