SWEDENBORG, Emanuel. Opera philosophica et mineralia. Principia rerum naturalium [-vol. II: Regnum subterraneum sive minerale de Ferro], Dresden and Leipzig: F. Hekel, 1734, volumes I-II (of 3) only, 2°, FIRST COLLECTED EDITION, with half title, engraved portrait, title vignettes, 51 engraved plates (many folding) and 2 engraved folding maps (one large), contemporary calf, spines gilt, rebacked with original backstrips laid down (some leaves with light even browning, minor spotting). [Graesse VI, 533; Wheeler Gift 283; NLM/Blake p. 440] Sold not subject to return. (2)