N.pl., no publ., 1742. Engraved title by [Johann Wolfgang Heinrich] Stockmar (1707-1785) after a design by Keulla (or Keulle ?). Woodcut head- and end-pieces. 148 pp. Contemp. calf with raised bands, gilt on spine and covers. - Spine-ends & corners worn.Scarce anonymously published work containing the results of the research conducted by duke Ernst August I (1688-1748) to the purpose of freemasonry. Private edition, issued by the Duke of Saxe-Weimar in a very limited edition for close friends. One the title-page a.o. an image of the pleasure palace Belvedere. - This copy (as usual) without Stockmar's folding engraving S. Benedicti e frates lucis. - * Kopp I, 139; Seebass 249; Rosenthal 274; Kloss 269; Wolfstieg Very fine condition."