Instead of distillations on liquids and oils extracted from plants, in chap three, Johannes Isaac Hollandus has salts ground, dissolved in distilled vinegar, then raised with subtle combustible spirits, [Read more…] about Hollandus, De Lapide Philosophico. First Book 3-4
Opera Mineralia-De Lapide Philosophico
Hollandus, De Lapide Philosophico. First Book 2
Opera Mineralia, sive de Lapide Philosophico, by Johannes Isaac Hollandus, chapter two deals with actions involving silver cupeling. [Read more…] about Hollandus, De Lapide Philosophico. First Book 2
Hollandus, De Lapide Philosophico. First Book 1
Johannes Isaac Hollandus De Lapide Philosophico is composed of two treatises, but usually, only a summary of the second one is available on the web. [Read more…] about Hollandus, De Lapide Philosophico. First Book 1