Aaron Leitch - A Pronunciation Guide to the Angelical Language of Dr John Dee
Edward Kelley - The Angelic Alphabet
Aninymous - The Angelical Alphabet
Paracelsus - Les Caracteres de La Bruyere (in French)
Papus - Grimorium Saturni (Traite Elementaire de Science Occulte)
Franz Hartmann - The Life and Doctrines of Jacob Boehme