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.
By the start of 1971 the Provisional IRA was ready to go to war with the British Army in Northern Ireland. Its first victim was Robert Curtis, a 20-year-old soldier who was gunned down by a sniper on February 6th, while on foot patrol on New Lodge Road.o reference this page, use the following citation: R. Poole & J. Llewellyn, âOperation Banner: the British Army in Northern Irelandâ, Alpha History, accessed [todayâs date], http://alphahistory.com/northernireland/operation-banner/.