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Keywords from Image Description:
Astronomicum Caesareum .f. fr Illustration de Astronomicum Caesareum Disque mobile donnant l'instruction pour reprsenter sans calcul le cours de la lune avant et aprs JsusChrist l'aide d'un instrument quatre disques et deux picycles btvb unknown illustrations Creator Petrus Apianus text PDold Astronomicum Caesareum Crescent moon