Books by Jakob Christmann:
Books in the extended shelves:
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Christmann, Jakob, 1554-1613: Epistola chronologica ad clarissimum virum Iustum Lipsium : qua constans annorum Hebraeorum connexio demonstratur, & non leues aliorum errores luculenter refutantur (apud Io. Wecheli viduam :, 1593), also by Peter Kopf and Johann Wéchel (page images at HathiTrust)- Christmann, Jakob, 1554-1613: Obseruationum solarium libri tres : in quibus explicatur verus motus solis in zodiaco: & vniuersa doctrina triangulorum, ad rationes apparentium coelestium accomodatur (impensis lazari Zetzneri, 1601), also by Colegio Imperial (Jesuitas) and Lazarus Zetzner (page images at HathiTrust)
Find more by Jakob Christmann at your library, or elsewhere.