Bro. Albert Pike was was an attorney, Confederate officer, and writer. He wrote many books and treatises on the subject of Freemasonry.  While he is among Freemasonry’s greatest scholars, he is also Freemasonry’s most controversial writer.  He served as Sovereign Grand Commander of the Supreme Council of the Ancient and Accepted Scottish Rite for the Southern Jurisdiction of the United States, and authored many of the rituals of the same.

Albert Pike - Morals and Dogma (1871) Albert Pikes' magnum opus; an advanced textbook of the esoteric basis of Scottish Rite Freemasonry with a chapter devoted to the moral ideas and symbols of each degree of the A.A.S.R.  Bro. Pike has often been misquoted or misinterpreted in his writings, resulting in the perpetuation of myth and false judgment of Freemasonry.  This is the most often misquoted work.  This is a link to another website, not a PDF.

Albert Pike - The Book Of The Words (1867) An etymological dictionary including the correct spelling and analysis of all the "significant words" in the Scottish Rite from the 1st through 30th degree.