Manly Palmer Hall [P.R.S.] MS. 135. 15 folios. 206x162mm. 18th Century [1798.] [This is included in the Bacstrom Collection MS. 102, Vol. 10.] Experiments by Modestin Fachsen, Essayer and Director of the Mint at Leipzig 1678. Translated from the German by S.B. 1798.