European Gemological Laboratory (USA)
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The European Gemological Laboratory (USA) or EGL USA is an independent gemstone grading organization.[1] Originally the EGL USA was a part of the European EGL which was founded in 1974.[1] In 1986 EGL USA became independent of the European organization, and today is not affiliated with other EGL laboratories.[1]
[edit] References
- ^ a b c Background European Gemological Laboratory (USA) website, accessed MArch 5, 2007
