De cometis libelli tres
Subtitle: I. Astronomicvs, theoremata continens de motu cometarum, vbi demonstratio apparentiarum & altitudinis cometarum qui annis 1607. & 1618. conspecti sunt ...  II. Physicvs, continens physiologiam cometarum nouam ...  III.  Astrologicvs, de significationibus cometarum annorum 1607. & 1618
By: avtore Iohanne Keplero ...
Publisher: Typis Andreae Apergeri, sumptibus Sebastiani Mylii bibliopolae Augustani
Published: 1619
Place of publication: Avgvstae Vindelicorvm
Language: lat
Number of pages: 138
Subjects: Comets; Astronomy; Early works to 1800
Notes: "Libellus secundus Cometarvm physiologia ..." and "Libellus tertius De significationibvs cometae qvi anno MDCVII. conspectvs est ..." have each a special t.p., the latter dated 1620.