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Kepler, or Keppler, Johann. 5912.5 =**5082.35 Opera omnia. Edidit Ch. Frisch. Vol. 1-8. Francofurti a. M. Heyder et Zimmer. 1868-71. 8 v. Illus. 8°. Contents.- Vol. I. Prodromus dissertationum cos- mographicarum: Apologia Tychonis contra N. R. Ursum; Literae de rebus astrologicis; Calendarium, 1598, 99; De fundamentis astrologiae certioribus; Judicium de trigno igneo; Prognosticum in annum (continued)