London, Wellcome Institute MS. 598. 7 + 165 + 17 folios. 145x105mm. Early 17th Century. [Collection of extracts, transcripts, etc., from the alchemical works of Paracelsus. With other extracts from similar treatises by or attributed to R. Lullius, in Spanish.] 1. ff1-5 Paracelsus. De spiritus planetarum [extract.] 2. ff6-86 Paracelsus. De natura rerum. 3. ff86-99 Paracelsus. [Extracts from various works.] 4. ff100-112v Paracelsus. De la naturaleza del hombre. [De natura hominis.] 5. ff112v-125 Paracelsus. [Extracts from various works.] 6. ff125-135 R. Lullius. Epistolla de acortacion de la piedra de los philosophos. 7. ff135-138v R. Lullius. Tratado de aquas. 8. ff138v-141 R. Lullius. Medicina para sol. 9. ff141v-143v [Anon. Alchemical receipts.] 10. f143v-150 R. Lullius. {Extracts from various works.] 11. ff150-158v J. de Rupescissa. De consideratione quintae essentiae [extract.] 12. ff158v-161v Paracelsus. Tractato de contracturis [extract.] 13. ff161v-163v [J. de Rupescissa.] De consideratione quintae essentiae [further extract.] 14. ff163v-165 Paracelsus. [Extracts.] [There are a few other alchemical receipts in Catalan by different 18th Century hands.]