The XVII Century.
[Retrospective marginalia:]
1
Weight of the fibrous part of [Human Blood] (in uncertain-Greg hand)
Tbd to the Letter
H
We took two
†several deleted ounces of the Fibrous part of Human Blood,
carefully separated from the Serum, & dry'd them
severally in 2 clear cak'd Glasses, the one in a South Window in the room over
our Laboratory, & the other
†on the top deleted upon the Sand of our digestive furnace in a
part remote from the Focus where the Heat is alwayes very gentle.
The'se' at end of word deleted
†two parcels deleted former when it was dry enough to be
<easily> pulverable, weighed {drachm} iii + 5 g. & the latter {drachm} ii +
43 gr.
[Retrospective marginalia:]
2
{calx} of oyster shells (in uncertain-Greg hand)
Oyster shells free'd from their external scurf, were by being kept
above two hours
<in the fire> reduc'd (after some blackness) to a pure white
Calx, which discover'd it self to be much of the
nature of common Lime, not only by the Tast, but
†fi deleted by these Marks 1. The powder of it being rub'd with Syrup
of Violets soon turn'd the Liquor green. 2. Some of the same Powder being
strow'd upon a Solution of Sublimate, presently afforded an Orange
Precipitate.
[Retrospective marginalia:]
3
†fixation deleted odde {caput mortuum} fixt. (in uncertain-Greg hand)
Two half pounds of Oyl of Dantsic Vitriol, having been distill'd at
two several times with an equal weight of Spirits totally Ardent, afforded
about {ounce} ii of a cole-black Caput mortuum, which being put into a Crucible & kept
an hour in the fire, wasted to
<somewhat less than> half an ounce.
space of 1/4 of page
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4
Tb'd
{circle}
h (margin, at end of paragraph)
We took about the bigness of a walnut of clean cotton, & having
moisten'd it throughly with Chymical
†( deleted or (as Artists call it) Essential
†) deleted Oyl of Carvi, & then a little press'd it together, we
put it into a clean Copper Spoon, (because we had one at hand, & would
avoid spoiling a