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Chelsea and Synthetic Emerald...

The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools (Series)

Antoinette Matlins Author
(2013)

Loupes Made Easy

The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools (Series)

Antoinette Matlins Author
(2013)

Refractometers Made Easy

The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools (Series)

Antoinette Matlins Author
(2013)

SSEF Diamond-Type Spotter and...

The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools (Series)

Antoinette Matlins Author
(2013)

Ultraviolet Lamps Made Easy

The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools (Series)

Antoinette Matlins Author
(2013)

Gem Identification Made Easy ()

Antoinette Matlins Author
Antonio C. Bonanno Author
(2012)

Engagement & Wedding Rings ()

Antoinette Matlins Author
Antonio C. Bonanno Author
(2012)

Gem Identification Made Easy ()

Antoinette Matlins Author
Antonio C. Bonanno Author
(2013)

Jewelry & Gems—The Buying...

Antoinette Matlins Author
Antonio C. Bonanno Author
(2012)