Isis Unveiled: A Master-Key to the Mysteries of Ancient and Modern Science and Theology, published in 1877, is a book of esoteric philosophy and Helena Petrovna Blavatsky's first major self-published
First edition titlepage
The veil of Isis is a metaphor and allegorical artistic motif representing the inaccessibility of nature's secrets, personified as the goddess Isis shrouded by a veil or mantle.
Isis Unveiled
…Theosophy and Christianity Veil of Isis Campbell, Bruce F. (1980) Ancient Wisdom Revived: A History of the Theosophical Movement. Berkeley & Los Angeles, CA: University of California Press…
Isis as a veiled "goddess of life" with a French translation of the Sais inscription on the pedestal, located at the Herbert Hoover National Historic Site
Science unveiling Nature in the frontispiece to Anatome Animalum, 1681
The unveiling of a statue of Isis as a personification of nature, depicted as the climactic moment of an Isiac initiation, in an 1803 engraving by Henry Fuseli