Tables of Logarithms of Numbers and of Sines and Tangents For Every Ten Seconds of the Quadrant, With Other Useful Tables. by Elias Loomis.

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Excerpt from Tables of Logarithms of Numbers and of Sines and Tangents for Every Ten Seconds of the Quadrant: With Other Useful Tables The Table of Corrections to Middle Latitude was computed entirely anew. The corresponding table in common use, which was originally computed by Workman, contains more than four hundred errors, sev eral of them amounting to two minutes.