Boyle WorkdiariesWorkdiary 23Page 12 of 12
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by an Ingenious Friend to make some Tryalls, & that these [marets][unclear] haveing been before sowne in a very leane & sandy soyle being by the Dr. made to grow in a rich soyle, & very plentifully dungd became 10 or 15 times bigger then his Friends [Marets][unclear], in so much that when the Dr showd him them, he would not believe them to be of the same kind.

[Retrospective marginalia:]
q.u.

{Recipe} æq. parts of Lead & Tin, & putting them together into a strong Crucible give them a vehement fire, & observe what will follow

[Retrospective marginalia:]
q.u.

Remember the Ianian['ni' altered from 'm'] parting water made of salt of {tartar}, sal Armoniack, & one or two Ingredients more reducd to a Viscous Liquor

[Retrospective marginalia:]
q.u.

Take of Venice['ice' altered from 'us'] <glass & pumice-Stone>[replacing '& the fusible stone', Boyle hand] æq. parts (or else 2 of the latter to one of the former) & keepe them 2 or 3 days in a glasse house fire, till they be colliquated into an Opacous masse.

{Recipe} æq. parts of calcin'd Tin & Minium, & melt them together by various Degrees of fire. <To [ 'to' deleted] exhibit variety of Colors. [ 'Tis applicable to other Metals employing' deleted] A calcind metall employd first & then the same Metall crude lively variss colors.>[insertion in line in Boyle hand]

Dr Morrison told me he had by some Industry & watching a right season, been able both to gather the seeds of divers Plants that some call Turgifoetæ (as [Fer][unclear][approximately 4 characters] & some other Plants of [approximately 5 characters] &c that are [approximately 17 characters] ceed, & also [approximately 40 characters, remainder of entry]

[[approximately 9 lines, remainder of page] < turne into a red præcipitate, of this red powder take 2 parts, of <sacc. {lead}ni>[replacing 'the Inflammable substance divided by Gum', Boyle hand] [approximately 15 characters] well mixd into a Bolthead, & that into a sand Furnace, where giveing them such a heat as well serve to ma[ke] [approximately 15 characters] infusion for 8 or 10 days.>[insertion in margin, writing parallel to long edge of page ]largely illegible due to damage caused by bottom of page torn off]

{Recipe} sylver & Tin reduc'd to fine powder, (but without Calcination) mix equall pa[rts] [approximately 15 characters] which you may afterwards imploy in the Art of Dyeing.

{Recipe} 2 parts of [approximately 15 characters] with one part of [ '[approximately 1 character illegible]' deleted] nitre, & put into this mixture one part of <Valla>[replacing 'Orient Minerall', Boyle hand] very finely powde[red] [approximately 15 characters] about 3 days, & minerall will dissolve in the menstruum, & tinge [approximately 3 characters] with a faint but pleasant blew.

[approximately 12 characters]ium of {tartar} & {nitre} to be well purifyd, & that divers Operations of Alcalys especially[especia] that of the [rake][unclear]) & varying the [approximately 15 characters]

Remember the Addition of {ounce} i of Magnesia to the other Ingred[ients] [approximately 4 characters] the swift Flux powder.