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Demonstrations of methods of astronomical calculation by George Councer, second half of the 18th century

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MS. Rigaud 87
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Demonstrations of methods of astronomical calculation by George Councer, using the following calculations as examples:
  1. (fols. 1-10) the time of the new moon in 1748;
  2. (fols. 10-163) an eclipse of the sun in 1748;
  3. (fols. 166-201) the transit of Venus over the sun in May 1761;
  4. (fols. 202-284) the transit of Venus over the sun in 1769;
  5. (fols. 302v-324) tables, for proportioning the difference of equation at sight, and for turning minutes and seconds into seconds, and seconds into minutes and seconds, at sight.

Dates

  • second half of the 18th century

Extent

329 Leaves

Language of Materials

  • English

Shelfmark

MS. Rigaud 87