This manual seems to titularly announce its target demographic, but don't let that fool you. It's like reading Lewis Carroll. No matter how much weariness there is in your bones, the sprite of your mind will fly with and to these words.
It's lavishly illustrated by the author with all sorts of abraxases and magic squares and mystical beasts whose mix-and-match bodies were the precursors of today's recombinant, genetic portmanteaux.
How much ... a delight it is ... to simply enjoy the uncommon truths of these eldritch spells coiled upon themselves and their secrets like wonderful chambered nautiluses.
The book elevates sound (and its magical properties) to the same level the Theosophists did, but in a much more playful way. It is a preposterous work, in the best sense of that word.