William Bayly

The original astronomical observations, made in the course of a voyage towards the South Pole, and round the world, in His Majesty's ships the Resolution and Adventure, in the years MDCCLXXII, MDCCLXIII, MDCCLXXIV, and MDCCLXXV

The original astronomical observations made in the course of a voyage to the Northern Pacific Ocean, for the discovery of a North East or North West passage

The original astronomical observations made in the course of a voyage to the Northern Pacific Ocean

The original astronomical observations made in the course of a voyage to the Northern Pacific Ocean, for the discovery of a North East or North West passage