Trans. N. V. Ac. Scz. 



104 



Mar. 12, 



iisches Oraculum, published] at Ulm, in 1772, and a 400 page folio by 

 J. C. Sommerhoff, published in 1701. 



The speaker said he had carefully studied the abundant material 

 afforded by these and other lists, and had sought some method of 

 classifying these signs. He proposed the following scheme of classifi- 

 cation : 



/. Abbreviations. II. Pictorial Sisrns. 



JVB Balneum maris. 



V?, Spiritus vini rectificatus. 

 51 5. - Amalgama. 



C(^ Cucurbita. 



^ Sucrum. 



rrj A river. 



M^ 



(t: 



Feather alum (halotri- 



chite.) 

 Water. 



or -. 



Retort. 



Crucible. 



sand. 



tin, iron, mercury and copper, and probably the signs for lead. 

 ///. Symbolical Sigjis. 

 ^ Hour. 

 >^ Crucible (crux) ori^ 



\^ Lime (calx, a spur). 

 O Gold (sol). 

 ^ Silver (luna). 

 ^ Metallic regulus. 

 o°o Oil (three drops ?) 



9 

 V 



IV. Arbitrary Signs. 



Vinegar. 



Cream of Tartar. 



Common Salt or V^ 



Water. 



^— ^ Realgar. 

 ctiLd Burnt Alum. 

 <r-^ Iron. 



and a very large number of numerals, for example : 

 4 Crucible. 33 Cinnabar. 



25 Rock Salt. 18 Common Salt. 



80 Realgar. 63 Cream of Tartar. 



V. Complex Signs, formed by uniting two or more of the preced- 

 ing groups. 



/C7 Reverbertory Fire. 

 ^yT" Aqua Fortns. 

 VS Aqua Regia. 

 5E Tartar Emetic. 



Gold Leaf. 

 Silver Leaf. 

 Balneum Arena;. 

 Aqua Regia. 



?si^ Aes Ustum. 

 \£7 Vinum Emeticum. 

 ^ Antimonii Regulus. 





