@article{547398, recid = {547398}, author = {Jeffries, David.}, title = {A treatise on diamonds and pearls. In which their importance is considered: and plain rules are exhibited for ascertaining the value of both: and the true method of manufacturing diamonds. By David Jeffries, jeweller. [electronic resource] :}, publisher = {printed by C. and J. Ackers, in St. John's-Street, for the author,}, address = {London :}, pages = {[6],viii,[18],155,[3],p.30plates ;}, year = {1751}, note = {With a list of subscribers.}, url = {http://library.usi.edu/record/547398}, }