This plate, which is the key to mystic Christian alchemy, is missing from almost every copy of the Theatrum Chemicum Britannicum, a work compiled by Elias Ashmole and containing about a score of pieces by English poets treating of the Philosopher's Stone and the Hermetic mysteries. In view of the consistent manner in which the plate disappeared, it is possible that the diagram was purposely removed because it revealed too plainly the Rosicrucian arcana. Worthy of notice also is the care with which owners' names have been effaced from early books pertaining to alchemy and Hermeticism. The original names are usually rendered illegible being covered with heavy ink lines, the procedure often seriously defacing the volume, While an occasional exception is found, in practically every instance the mutilated books either deal with Rosicrucianism or contain cryptic writings of suspected Rosicrucian origin. It is presumed that this Practice of obliterating the owners names was to prevent the early Rosicrucians and Hermetists from being discovered through the volumes composing their libraries. Elias Ashmole's plate shows the analogies between the life of Christ and the four grand divisions of the alchemical process. Herein is also revealed the teaching that the Philosopher's Stone itself is a macrocosm and a microcosm, embodying the principles of astronomy and cosmogony, both universal and human.

The Rosicrucians, according to the public encyclopaedias, and other works of reference, are held to have been devoted to the subject of Alchemy. And,...

It is not claimed, however, that in the pages of this book are given all the Secret Teachings of the Rosicrucians, such as their Formulas and Methods...