TY - JOUR T1 - A Letter from Mr. Peter Wargentin, F. R. S. Secretary to the Royal Academy of Sciences at Stockholm, to the Rev. Nevil Maskelyne, B. D. F. R. S. and Astronomer Royal; Concerning the Difference of Longitude of the Royal Observatories at Paris and Greenwich, Resulting from the Eclipses of Jupiter's First Satellites, Observed during the Last Ten Years: To Which is Added, a Comparative Table of the corresponding Observations of the First Satellite, Made in the Principal Observatories JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 67 SP - 162 EP - 186 PY - 1777/01/01/ UR - http://dx.doi.org/10.1098/rstl.1777.0011 M3 - doi:10.1098/rstl.1777.0011 AU - Wargentin, P. ER -