Galenicorum ad lapidem Lydium Praxeôs Provocatio. Or fair, equal, undoubted experiments or tryals in physick, humbly exhibited to the consideration of his Majesty and the two Houses of Parliament, by which all ingenuous lovers of truth may be satisfied that the upright chymical way of curing is the only safe, effectual and speedy means, both the preserve man in health, likewise to heal his infirmities: withal, that the Galenical method or order of curing, and the instruments they use for that end, are not only fallacious and insufficient, but also destructive to mankind.