The XVII Century.
[Retrospective marginalia:]
1
Weight of the fibrous part of H. B. (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.
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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