A description concerning such mechanism as will afford a nice, or true mensuration of time; together with some account of the attempts for the discovery of the longitude by the moon: as also an account of the discovery of the scale of musick. By John Harrison, ...
Harrison, John,1693-1776.
London : printed for the author, and sold by T. Jones,
1775.
With a half-title and a final errata leaf.
ESTC