Manly Palmer Hall [P.R.S.] MS. 12. 2 folios. 203x177mm. 18th Century. [This is included in the Bacstrom Collection MS. 102, Vol. 2.] Anonymous Letter sent to Mr. Bacstrom 1788. Recd. by Dr. B in the end of the year 1788 Recd from Dr B. March 31st 1798 3.20 PM. [The text is an alchemical instruction to obtain by 'Chemical Death and Resurrection' the butter of antimony that is the philosopher's mercury.]