Page 200, line 14: read “digest” for “dilute.” Page 204, line 14: “fine” for “pure”; line 23, “a silver vitriol” for “vitriol or.” Page 217, last line: “this in the chapter on” for “this on.” Page 226, lines 31–32: delete “because I wish only to show.” Page 235, line 27: “itself also into” for “itself into.” Page 242, beside line 20, the following was marked in the margin: “(a) Take rainwater in March that comes from the west, and leave it in different vessels in the sunshine throughout the summer.” Page 248, lines 1–2: read “with the subtler earth or oil into a flask; add its subtlest earth or acid,” and so forth; lines 18–19, “provided, however, that no acid vapours rise.” Page 256, line 27: “through the intermediate degrees mentioned”; line 29, after “at will,” add “and can divide it into such parts.” Page 261, line 19: “proceed to coagulation and fixation.” Page 263, line 20: “into an incorruptible permanent moisture”; line 30, “eternal” for “some.” Page 266, lines 25–26: replace “do not remain properly stable and united” with “remain, and the pure parts do not become properly and enduringly united.” Page 271, line 4, after “is a spirit,” add “then it is certainly no recolaceum, and if the water is spirit throughout.” Page 274, lines 2–3: “imposition” for “composition.”

Page 276, line 10: read “spirit of nitre” for “spirit of salt.” Page 281, line 9: substitute the vitriol sign for “vitriol.” Page 282, lines 17–18: “that a little spring sometimes runs out between the metal veins.” Page 287, lines 29–30: “nature” for “creatures.” Page 289, line 3, after “said,” add “You shall eat your bread by your own sweat, that is:”. Page 293, line 4: “in quality” for “in quantity”; line 16, “raise” for “have.” Page 297, line 26: “far” for “a thousand times.” Page 308, line 7, after “volatile,” add “A”; line 15: read “the oil D”; line 25, “three parts” for “two parts.” Page 323, lines 25–26: “and do not separate it from it” for “or separate from it.” Page 325, line 16: “or” for “however.” Page 327, lines 10–11: “without separation” for “and separation.” Page 329, line 14: “or of water” for “and of water.” Page 332, line 2: “three parts” for “two parts”; line 25: delete “also.” Page 337, lines 12–13: read “except that it differs in the quality of its principles.” Page 338, lines 26–27: “perfected” for “specified.” Page 339, lines 1–3: delete “If it has no good smell, it strengthens the animal, vital, and natural spirit”; line 19: read “through the pores of the skin.”

Page 343, line 10: read “homogeneous alkali, as” for “alkali, as”; line 15, “vitriol” for “common salt.” Page 347, line 17: “on it” for “from it”; lines 22–23, “where nature has still worked too little” for “where nature has done so little further work.” Page 350, lines 20–21: “unknowing” for “although uncomprehending.” Page 353, line 8: “animals love volatility still more” for “still more readily the volatility of animals”; lines 25–27: delete “and from this into the animal kind into a vegetable one.” Page 354, line 13, after “saltpetre,” add “or in equal quantities.” Page 355, lines 20–21: read “bring other subjects too into such a nature” for “bring its like too into an equal nature.” Page 357, line 11: “by the king” for reus; line 25, after “in which,” add “nature.” Page 362, line 3: “water” for “being”; lines 11–12: “as gold can be calcined with sulphur, arsenic, antimony” for “as sulphur, arsenic, antimony”; line 21, “pure” for “dry.” Page 363, line 9: “and” for “which, however, to the.” Page 366, lines 14–15: “There follows now the mineral secret or tree of sweetening.”

Page 371, line 18, after “animal,” add “and acid.” Page 372, line 30, after “prepared,” add “what is necessary for sweetening the corrosives”; last line, read “is distinguished” for “comes.” Page 375, lines 2–4: “the spirit from urine to the spirit of wine and vegetable acid” for “the spirit and acid of urine, then spirit of wine and vegetable acid.” Page 378, line 17: correct rariret to variiret, “varies.” Page 379, last line, after “and power,” add “through.” Page 380, line 3, after “raised,” read “be.” Page 381, line 27: “nitre” for “salt.” Page 383, lines 14–15: “that it through something equal to it in degree” for “that it nevertheless in the same degree still something equal.” Page 386, line 15: “all alkaline salts” for “all alkalis.” Page 387, line 17: “with the volatile” for “with the alkali.” Page 388, line 3: “to be a mercurial menstruum” for “to be a ubiquitous mineral menstruum.” Page 389, lines 23–24: “washing” for “removal.” Page 390, line 6: “also” for “you”; line 25, “or” for “and.” Page 398, line 18, replace “Therefore” with “I will further oblige the enthusiast concerning the universal medicine or philosophers’ stone, and give him this without circumlocution or obscure speech. Therefore,” and so forth. Page 399, line 19: delete “or spirit.” END.