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The hourglass was also used in alchemy as a symbol for hour. The former Metropolitan Borough of Greenwich in London used an hourglass on its coat of arms, symbolising Greenwich's role as the origin of Greenwich Mean Time (GMT). The district's successor, the Royal Borough of Greenwich, uses two hourglasses on its coat of arms.
The tower clock of Norwich Cathedral constructed c. 1273 (reference to a payment for a mechanical clock dated to this year) is the earliest such large clock known. The clock has not survived. [95] The first clock known to strike regularly on the hour, a clock with a verge and foliot mechanism, is recorded in Milan in 1336. [96]
1 November 1945, the day Operation Downfall (the invasion of Japan) was to begin. [10] The term also generically means "attack day". Y-Day 1 March 1946, the day Operation Coronet (the invasion of Tokyo Plains) was to occur. [10] Z-Day 10 June 1945, the day the Australian Imperial Forces landed in Brunei Bay to liberate Brunei, part of Operation ...
Zero hour (German: Stunde Null, pronounced [ˈʃtʊndə nʊl]) is a term referring to the capitulation at midnight on 8 May 1945 and the immediately following weeks in Germany. [1] It marked the end of World War II in Europe and the start of a new, non-Nazi Germany. [2] It was partly an attempt by Germany to dissociate itself from the Nazis. [2]
The post This Is What Those Numbers on Your Glasses Mean appeared first on Reader's Digest. Skip to main content. 24/7 Help. For premium support please call: 800-290 ...
Man with glasses. A woman with glasses. Glasses, also known as eyeglasses or spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears for support.
Modern glasses, the most dominant form of eyewear. Eyewear is a term used to refer to all devices worn over both of a person's eyes, or occasionally a single eye, for one or more of a variety of purposes. Though historically used for vision improvement and correction, eyewear has also evolved into eye protection, for fashion and aesthetic ...
Enter glasses. "If the 'locked' focus of your eye is distance, you need glasses for near," Dr. See says. "If the 'locked' focus is near—myopia or nearsightedness—you will need glasses for ...