Manly Palmer Hall [P.R.S.] MS. 207. 38 folios. 206x162mm. 19th Century [1801.] [This is included in the Bacstrom Collection MS. 102, Vol. 11.] Christostomi Ferdinandi de Sabor Practica Naturae Vera; with A Process upon Antimony and its great powers. (Printed 1735.) Translated from the German, with Explanatory Notes interspersed. By S Bacstrom M. D. 1801.