An easy method of assaying and classing mineral substances
Subtitle: Containing plain and easy instructions for any person to examine the products of his own land, ... To which is added, a series of experiments on the fluor spatosus, or sparry fluor. Abstracted from the memoirs of the Royal Swedish Academy of Sciences for the year 1771.
By: By John Reinhold Forster, F.R.S.
Series: Eighteenth century -- reel 3421, no. 04.
Publisher: printed for E. and C. Dilly
Published: 1772
Place of publication: London
Language: eng
Format: Microform
Number of pages: 44
Notes: Half-title; 'Method of assaying and classing mineral substances.'.

Microfilm. Woodbridge, CT Research Publications, Inc., 1986. 1 reel ; 35mm. (The Eighteenth Century ; reel 3421, no. 04).