Boyle WorkdiariesWorkdiary 31Page 2 of 3
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Haveing well Impregnated the {vitriol} and being abstracted from it leavs it in black deleted the forme of the deleted a black substance which they call there unguent & is ready to afford the stinking Menstruum.

[Integral marginalia:]
Nov: the 7

{Recipe} {pound} i of Olipy deleted Olimpius 3/4 of {pound} of {sal ammoniac} & {pound} {half} of its fixt Ingredient melt deleted melt the [Oleum] first & then cast in by degrees the other 2 bodys begining with the last keep the matter in very strong for 6 or 8 for deleted hours then pour it out & you will have a culot which may be about {ounce} iii or some what less. In a strong vessell put to your prepared Cassiteros of the 2 former ingredients ana about {ounce} iii of deleted (or all deleted whatever that weighed) casting them in by little & little keep the whole matter in fution for 3 or 4 hours & then proseed with it [Secundum Artem].

[Integral marginalia:]
Nov: the 22

{Recipe} i [p{superscript t}] of Banasis 2 [p{superscript ts}] of {sulphur} & 8 [p{superscript ts}] of {nitre} powder each of <them> apart very finly mingle them exactly & not of this mixture put about an equall weight upon the culot to be seperated stering the matter well with a crooked Iron to make it with & get to the bottome of the melted mettall.

{Recipe} to {pound} i of <our> Pinguedo reduced by the Acetum Minerale to a cleare & uniforme liquor about a quarter of {pound} of {oil} {vitriol}li to keep it from Accension & soe proseed in the known method.

Melt one part of theion & ad to it by a very little at a time (almost guttatim) twice its weight of oyle of Ollives by which it may be dissolvd or reduced