Vols. for July 1964 include Proceedings of the Gemmological Association of Great Britain.Special 2000 commemorative edition L. Cram. ... Very beautiful guide to the major Australian opal fields and to the best of their products, the book consists in the main of Len Crama#39;s justly celebrated photographs which must have ... M O D Derbyshire Blue John T.D. Ford. ... Whatever the reason, some are badly out-of- focus.
|Title||:||The Journal of Gemmology|