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Complex Length Converter
unitconversion.org
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Complex Weight Converter
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Resource Links
to Related Interest & Affiliations
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 Educators of
Gemology and Gemological
Testing
for the Jewelry Industry
since 1931.
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Over 100 years of Excellence in
Gemmological Education since 1908
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American
Society of Appraisers
Organization of Real Estate and Person Property Appraisers
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Educators of Personal Property Appraisers |
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Christie Romero's Legacy
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Natural History Museum of
Los Angeles County
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A dynamic online encyclopedia
of antique jewelry
sponsored by Lang Antique & Estate Jewelry
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Researchers of Global
Precious Metal
Hallmarks
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An organization providing lectures
and
exhibits on historical jewelry
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