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Some Observations upon Gems or Precious Stones; More Particularly Such as the Ancients Used to Engrave upon, by Robert Dingley, Esq
Dingley, R.Volume:
44
Journal:
Philosophical Transactions of the Royal Society of London
DOI:
10.1098/rstl.1746.0094
Date:
January, 1746
File:
PDF, 275 KB
1746