John Frederick Houpreght gathered these fourteen short works and published them in 1680. Original spellings and grammar have been preserved as far as possible. Notable authors include Raymond Lully, Bernard Trivisan, George Ripley, and Nicolas Flammell. The 14 works are: Aurifontina Chymica Hydropyrographum Hermeticum The Privy Seal of Secrets A Letter A Treatise Of Mercury Colours to be observed in the Operation of the Great Work Sive Medicina Aurea Tractatus Delapide Nicolas Flammell's Summary of Philosophy. Clavicula by Raymond Lully Secrets Disclos'd A Philosophical Riddle The Answer Of Bernardus Trevisanus The Prefatory Epistle of Bernard