Practical Gemology refers to the application of the knowledge of characteristics and properties of gemstones in identification or separation of synthetics and imitations. Diamond grading is included in practical gemology.
In November 1919 and January 1920, in what notoriously became known as the âPalmer Raids,â Attorney General Mitchell Palmer began rounding up and deporting so-called radicals. Thousands of people were arrested without warrants and without regard to constitutional protections against unlawful search and seizure.
The Palmer Raids Selection taken from the forthcoming CD Rom Who Built America,v. II The Palmer Raids The climate of repression established during World War One continued after the war ended: this time, government interest focused on communists, Bolsheviks and reds generally.