Volume 1

The mysteries of opium reveal'd / by Dr. John Jones.

  • John Jones
Date:
1701
Catalogue details

Licence: Public Domain Mark

Credit: The mysteries of opium reveal'd / by Dr. John Jones. Source: Wellcome Collection.

    30/392 (page 16)
    Weigh an Ounce of each in the Air, then weigh them (juft as they are) in the Brafi Scales in Wa¬ ter^ and the heavier will outweigh the other in Water; for the heavier any thing is, the left Wa¬ ter takes from its Weight in proportion to its Bulk; this is an infallible, and moft ready way to know the Weight of any thing in proportion to its Bulk. Note, That my Difcourfe is moft particularly concerning the beft lort of Crude Turky Opium; that is the beft that we have in common Ufe, and that its EffeBs and not thole of any Preparation thereof, are let down in the following Chapters. • t \ n