Prolegomena zu einer jeden künftigen Metaphysik.
First edition, first printing. 8vo. 222, [2, blank] pp., woodcut vignette title page, woodcut head and tailpieces. Contemporary half calf with sprinkled paper covered boards, flat spine panelled with simple gilt rolls, second panel lettered in gilt on red paper label, the rest with attractive sunburst devices, red speckled edges, green silk bookmark (neat contemporary ink ownership inscription to front free endpaper, small contemporary ink notation to title page, heavy foxing to outer leaves, with occasional intermittent foxing throughout, contents otherwise generally unmarked; some trivial rubbing to tips of spine and corners with just a hint of minor surface wear to covers, notwithstanding a really excellent copy). Riga, Johann Friedrich Hartknoch, 1783.