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 (1751)
Jeffries, David · London : Printed by C. and J. Ackers in St. John's street, for the author · leaf 33
/ An 'Explanation of fome Technical- Terms 7nade ufe of in this Treatifey in alphabetical order. H E Bezik are the upper fides and cor- JL ners of the Brilliant^ between th@ edge of the table and the girdle. The Collet is the fmall horizontal plane, or face, at the bottom of the Brilliant. The…
