Letter 44 of January 23, 1685 No. 9 | Arcana Naturae Microscopiorum

Salt or ash from the furnace of a cannon or gun foundry.

Sout of as uijt den oven van een canon off geschutgieterie.

Origin of specimen: 
foundry of gun-carriage works in the Delft timber yards
Standard reference information
Letter of: 
January 23, 1685
AB/CL number: 
83
AvL number: 
44
Publication history
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