You have accessAstronomical observation
An observation of Saturne, made at Paris, the 17th of August, 1668. at hor. 11½, at night, by M. Hugens, and M. Picart; as 'tis describ'd in the journal des scavans of Febr. 11. 1669
Published:01 January 1669https://doi.org/10.1098/rstl.1669.0004

