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Circle-Reading Device of the Meridian Instrument with Self-Installed Zero-Point
Published online by Cambridge University Press: 19 July 2016
Abstract
A circle-reading device of the meridian circle with a constant link to the vertical line and the method of using the device are proposed. The accuracy of a circle reading is expected to be 0.″02.
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- Part 2: Pulkovo today
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- Copyright © Kluwer 1990