from Manuscript Inks
    by Jack C. Thompson 

    Aloe epaticum: Also, hepatic aloes. From East Indies originally. Reddish brown or liver color; powder is of a dull yellow color. 

    Alum: Typically, potassium aluminum sulphate (K2SO4.Al2[SO4]3.24H2O). 

    Alum plumosum: Plumose alum, or Plume alum. A kind of natural alum, composed of a sort of threads, or fibres, resembling feathers; whence its name; artificially produced by treating clay tobacco pipes with sulfuric acid to produce crystals; not asbestos. 

    Aurum musicum: Also, Aurum mosaicum, musitum, 
    musivum, purpurina, porporina; mosaic gold. Stannic sulphide (SnS2). 

    Argentum musicum: Mosaic silver. 

    Ashes of Copper: Cuprous oxide (Cu2O) 

    Auripigmentum: Also, orpiment, opiment. 
    Arsenic trisulfide (AS2S3). 

    Blew heidleber: Bilberry, whortleberry, huckleberry. 

    Brasill: Brazil wood. A natural dye from the wood of Caesalpina braziliensis. (C16H12O5). 

    Brimstone: Sulfur (S). 

    Colofoniam: Colophony; a resinous substance from distillation of light oil from turpentine. 

    Conterfein: Metallic zinc (Zn). 

    Gauls: Oak galls. 

    Gaule of Eeles: Gall of eels, also, Bile yellow; bile from the gall bladder of eels; gall stones. 

    Gineper: Juniper. 

    Indicum: Indigo; a plant dye prepared from the fermented leaves of the plant, Indigofera tinctoria. 

    Limbeck: Alembic; a glass or pottery vessel used to distill or reduce liquids over heat, consisting of a body/cucurbit/matrass, a head or capital, a pipe, and a receiver. 

    Luttum: Lute, typically of clay, to form a seal. 

    Oxe gaule: Ox gall; prepared liquid from a bovine gall bladder, used as a surfactant, and as a coloring agent. 

    Pixgraecum: Also, pica greca. Greek pitch. 

    Pomestone: Pumice stone. 

    Quick silver: Mercury (Hg). 

    Red lead: White lead or litharge heated for some hours to approx. 
    480 C (Pb3O4). 

    Salarmoniacke: Sal Ammoniac, (also Sal Armoniac, 
    Salt Armoniack); ammonium chloride (NH4CL). 

    Strong wine: Brandy. 

    Unsleact lime: Unslaked lime. 

    Verdigreece: Verdigris (verdegrise, vert de grise), basic copper 
    acetate (Cu(C2H3O2)2 . 2Cu(OH)2). 

    Victriall: Vitriol; typically ferrous sulphate, also known as 
    Green vitriol (FeSO4). 
    Blue vitriol, blue copperas; copper sulphate (CuSO4.5H2O). 
    White vitriol; zinc sulphate (ZnSO4). 

    White lead: Basic lead carbonate (Pb(CO3)2 . Pb(OH)2). 

Thompson Conservation Laboratory
7549 N. Fenwick
Portland, OR 97217
503/735-3942 (voice/fax)