Liber Berylli, verse 25, but Liber Cordis Cincte Serpente Chapter III Verse 63 is quoted nowhere else, so it seems clear that Liber Cordis Cincte Serpente is the source from which this material in the BAM derives. Liber Cordis Cincte Serpente was published in the rare and privately printed Thelema (The Holy Books, London, 1909) Volume 1, in The Equinox Volume III Number 1 (The Blue Equinox, Detroit, Michigan, 1919) pp. 63–98, and (together with Crowley’s commentary on it) in a small edition in Ontario in 1952. From a careful examination of all of these passages, five things are clear: 1) The composer of Leviter Veslis had read The Law of Liberty (as has been pointed out by others, including Gareth Medway11). There is material in Leviter Veslisthat occurs in The Law of Liberty and nowhere else in Crowley’s published works. The Law of Liberty was published in The Equinox Volume III Number 1 (The Blue Equinox) in 1919, in The International January 1918, was privately printed as a pamphlet by the O.T.O. in London in about 1940, and nowhere else before the 1970’s. 2) The composer of this passage may or may not have also read the Gnostic Mass. If they had, this would be unsurprising, both since material from the Gnostic Mass occurs in other places in BAM, and since the Gnostic Mass was also in The Blue Equinox. 3) The composer of this passage had also read Liber Cordis Cincte Serpente, which was also published in The Blue Equinox. 4) The composer