The Oporinus Letter
From Theatrum Paracelsicum
1571
1572
1573
1579
1596
1611
1616
- Johannes Francus, Discursus de chemicorum quorundam, non modo nova medicina et medendi ratione: sed ediam nova philosophia et theologia, Bautzen: Nicolaus Zipser 1616, pp. 37-39
- Johann Freitag, Noctes medicae sive de abusu medicinae tractatus, Frankfurt am Main: Johann Bringer for Johann Berner 1616, pp. 114-118