New York: Hermitage House, 1950.
Fifth printing of the first edition. Signed by L. Ron Hubbard and inscribed to a former owner on the verso of the front free endpaper. Near Fine with light insect wear to textblock top edge, pages lightly toned. Browning between to textual pages from loosely laid in clipping, still present, reading "Come in and Meet L. Ron Hubbard" in an advert for the Kansas City department store Emery, Bird, Thayer. In a Very Good dust jacket with insect holes to spine and rear panel, tear to base of spine repaired from verso. The main text of Scientology, scarcely found signed by it's founder, L. Ron Hubbard. Item #140939769