Natural pearls and cultured pearls: A basic concept and its variations
Author(s) : -
Date : 2012
Natural pearls and cultured pearls: A basic concept and its variations. Published in Australian Gemmologist, 2012.
Author(s): H.A. Haenni
Download PDF
Natural pearls and cultured pearls: A basic concept and its variations. Published in Australian Gemmologist, 2012.
Author(s): H.A. Haenni