Letter from John Couch Adams, 13 May 1836 (AM/248)

Extract from letter from John Couch Adams including sketch of eclipse.

John Couch Adams was a brilliant mathematician and astronomer, who later went on to predict the existence of Neptune. Here, a teenage John writes to his brother describing an impending eclipse (AM/248).

John Couch Adams o awgrymor ha steronydh skentel, a dharganas wor’tiwedh bosva Nevyon. Omma, John, avel degowek, a skrif dh’y vroder ow teskrifa difyk steroniethek degynsywek (AM/248).