KELLEY, EDWARD. Tractatus duo egregii, de Lapide philosophorum, una cum theatro astronomiae terrestri, cum figuris... Hamburg: Gothofredum Schultzen, 1676. Woodcut title device and woodcut illustrations. 8vo, later half calf, corners worn; lacks final blank, a little browning, a few margins trimmed close. Honeyman V, 1778 ("FIRST EDITION?"); Duveen, p. 317 ("Schmieder mentions an edition of 1673, which statement is repeated by Ferguson, but I can find no evidence of the existence of this edition"). Rare.