The original astronomical observations, made in the course of a voyage towards the south pole, and round the world, ... in the years MDCCLXXII, ... MDCCLXXV, by William Wales, ... and Mr. William Bayly, ... Published by order of the Board of Longitude [electronic resource].
Edited by William Wales., Reproduction of original from the British Library., and Available online to authorized PSU users as part of the Medicine, science, and technology series of Eighteenth century collections online.
Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. Available via the World Wide Web. Access limited by licensing agreements