Isis Unveiled by Blavatsky, H. P - 1877: a master-key to the mysteries of ancient and modern science and theology; volume I: science, volume 2: theology

1931 edition, presumed first thus. Centenary Anniversary Edition, both volumes bound in one book. A photographic facsimile reproduction of the Original Edition first published at New York City, U.S.A., in 1877 (from front wrapper). NF/Fair. Excellent copy, bumped and rubbed upper front board corner. Small printing error at rear attaching three late pages at bottom corner. Very small United Lodge of Theosophists (NY) bookplate lower front pastedown. Otherwise excellent! DJ is edgeworn with small losses at spine tips and lacks most of front flap, jacket now in mylar sleeve. 708 pp.