Gem Identification Made Easy

€27,00
2 sandėlyje

Antoinette L. Matlins

320 psl.

1995 m.

Kietas viršelis

Brūkšninis kodas: 9780719802515

This is the first and only book that explains in non-technical terms how to use pocket, portable and laboratory instruments to identify diamonds and coloured gems and to separate them from imitations and 'look-alikes'.

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