Details
TOLKOWSKY, MARCEL. DIAMOND DESIGN
London: E. & F. N. Spon, Ltd., 1919. 104pp.
Sinkankas states "This is the first treatise to establish a mathematical basis for the cutting of diamond faceted gems....A classic in lapidary work and now quite rare."
London: E. & F. N. Spon, Ltd., 1919. 104pp.
Sinkankas states "This is the first treatise to establish a mathematical basis for the cutting of diamond faceted gems....A classic in lapidary work and now quite rare."