I. Observations on the solar spots.

• 31 December 1774
• journal article
• Published by The Royal Society in Philosophical Transactions of the Royal Society of London
• Vol. 64, 1-30
• https://doi.org/10.1098/rstl.1774.0001

Abstract

Keywords

• VENUS
• MOON
• INSTRUMENT
• SIGHT
• PASS
• HAPPY
• INVENTED
• CONCAVE
• FINEST
• HINDERS