Manly Palmer Hall [P.R.S.] MS. 87. 19 folios. 206x162mm. 18th Century. [This is included in the Bacstrom Collection MS. 102, Vol. 2.] Remarks upon Monsr. De la Brie's Process for accomplishing The Tincture; Interspersed with observations on other matters connected with the Subject By S. Bacstrom, M.D. Transcribed in the Month of June 1797.