EditorialIn 1665, a comet observed by J. Hevelio, Comet C / 1665 F1 in 1665, signed: author delineavit et sculpsit, fig. D, Hevelius, Johannes (del. et sc.), Johannes Hevelius: Johannis Hevelii descriptio cometae anno aerae Christ. M.DC.LXV. exorti, cum genuini...
Editorialrunning Cometici, Various recordings of the orbit of Komet C / 1665 F1 in 1665, signed: author sculpsit, fig. G, Hevelius, Johannes (sc.), Johannes Hevelius: Johannis Hevelii descriptio cometae anno aerae Christ. M.DC.LXV. exorti, cum genuinis observat...
EditorialThe calculation of the length, Sketches for the calculation of cometary orbits at C / 1665 F1 in 1665, signed: author sculps, fig. F, Hevelius, Johannes, Johannes Hevelius: Johannis Hevelii descriptio cometae anno aerae Christ. M.DC.LXV. exorti, cum ge...
EditorialPleurobranchaea, Print, Pleurobranchaea is a genus of sea slugs, specifically sidegill slugs or notaspideans. These are marine gastropod molluscs in the family Pleurobranchaeidae. The genus is differentiated from other sidegill slugs by its rhinophores...