A Letter From Mr. Wargentin, F. R. S. And Secretary of the Royal Academy of Sciences at Stockholm, to the Rev. Mr. Maskelyne, M. A. F. R. S. And Astronomer Royal at Greenwich, Containing an Essay of a New Method of Determining the Longitude of Places, From Observations of the Eclipses of Jupiter's Satellites

Philosophical Transactions of the Royal Society of London

doi 10.1098/rstl.1766.0035