September 13, 1787, at his father’s house in Gateshead, England.

September 27, 1855.

John was the son of Lieu­ten­ant Cuth­bert Ad­am­son, Royal Navy, and his second wife Ma­ry.

He was educated at New­cas­tle Grammar School, and in 1803 went to Li­sbon, to work in the office of his elder brother Blyth­man, a merchant in the city. He left Por­tu­gal for Eng­land in 1807, when a French invasion threatened. While there, he had studied the Por­tu­guese language and culture. His works include:

As a reward for Adam­son’s services to Por­tu­guese literature, the Queen of Por­tu­gal conferred the knighthoods of Christ and of the Tower and Sword on Adam­son. He was a fellow of the Society of An­ti­quar­ies of Lon­don, and belonged to many Eng­lish and continental philosophical and antiquarian bodies.

  1. While to Bethlehem We Are Going