by Jo. Fr. Helvetius. And, The golden ass well managed and Midas restor'd to reason, or, A new chymical light : demonstrating to the blind world that good gold may be found as well in cold as hot regions, and be profitably extracted out of sand, stones, gravel and flints &c. .../ written by Jo. Rod. Glauber. With Jehior, aurora sapientiae, or, The day dawning or light of wisdom : containing the three principles or original of all things whereby are discovered the great and many mysteries of God, nature and the elements, hitherto hid, now revealed / all published by W.C. Esquire. : with a catalogue of chymical books