, 3 volumes in 1, [34], 403 pp; [16], 269 pp, [2]; [16], 128 pp, first volume with engraved tile page, 'Vita' volume with portrait frontispiece, 'Elementa Philosophica' - 4th Edition (1669), 'Epistolica Dissertatio' - 1st Edition (1651) & 'Vita' - 1st Edition (1681) Fourth and First Editions , vellum soiled at spine and lightly stained on covers, previous owner's notes in latin on front pastedown, owner's name and date at lower margin of title page, a little underlining at the start, front hinge cracked but holding firm, front free endpaper missing, pages generally clean, neat repair to fore-edge of title page to second volume, cigarette odour, a good tight copy , full vellum with yapped fore-edges, printed paper title label on spine 12mo, 14 x 8.5 cm Hardback ISBN: