Chapter IV. On Preparations from Tartar . . . 63 Tartar refers to the potassium bitartrate deposits found in wine casks, a foundational substance in early laboratory work.

1. Spirit of Tartar, as well as the oil, same page. The "Spirit" was a volatile liquid produced by distilling tartar, while the "oil" was a heavier byproduct.
2. Calcined vitriolized white Tartar . . . 64. Calcination is the process of heating a substance to high temperatures to reduce it to a dry powder.
3. A noble preparation of Tartar for dispelling spots in any part of the body . . . 65.
4. The most secret foliated earth of Tartar . . . 66. original: "Terra foliata Tartari." This likely refers to potassium acetate, which forms leaf-like crystals.
5. The Arcanum of Tartar for all malignant ulcers . . . 67. An "Arcanum" is a "secret of secrets" or a powerful medicinal mystery.

Chapter V. On Preparations from Arsenic . . . 68.

1. Preparation of Arsenic for cancerous, scirrhous, malignant ulcers, hypersarcomas, etc. . . same page. "Scirrhous" refers to hard, fibrous tumors; "hypersarcomas" are abnormal fleshy growths.
2. Another preparation for Cancer . . . 69.
3. Butter of Arsenic . . . 70. original: "Butyrium Arsenici." This is arsenic trichloride, a thick, oily substance used in various chemical processes.

BOOK FOUR

the more secret methods of making Extracts, Distilled Waters, Balms, Essences, and Philosophical

Chapter I. On the method of making an EXTRACT from any simple medicinal plant. A "simple" (simplex) refers to a single medicinal herb used in its natural state, before being combined with other ingredients.