Keywords: Jan van Stalburch - Gemma Frisius.jpg nl Gemma Frisius 1557 http //www europeana eu/portal/record/90402/RP_P_OB_9419 html Europeana collections Jan van Stalburch other versions Custom license marker 2015 12 18 PD-old-100 Gemma Frisius Uploaded with UploadWizard |