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NAIDOC Week (/ ˈ n eɪ d ɒ k / NAY-dok) is an Australian observance lasting from the first Sunday in July until the following Sunday. The acronym NAIDOC stands for National Aborigines and Islanders Day Observance Committee. [2] [3] [a] NAIDOC Week has its roots in the 1938 Day of Mourning, becoming a week-long event in 1975.
A coin show is also an event that allows the public to sell coins to dealers. [3] A show offers a coin collector the opportunity to meet multiple dealers and see a variety of coins, books, paper money and tokens. [4] A coin show provides dealers and collectors a chance to see a great variety of coins to fill out coin sets. [5]
A coin catalog (or coin catalogue) is a listing of coin types. Information may include pictures of the obverse and reverse (front and back), date and place of minting, distribution type, translation of inscriptions, description of images, theme, metal type, mintage, edge description, orientation of the coin, weight, diameter, thickness, design credentials, shape and prices for various grades.
Coins are graded on a scale from 1 to 70, with 1 being “poor” and 60-70 earning a “mint state” (MS) grading. The market for rare and collectible coins continues to grow and evolve as more ...
Coin grading [1] is the process of determining the grade or condition of a coin, one of the key factors in determining its collectible value. A coin's grade is generally determined by six criteria: strike, preservation, luster, color, attractiveness, and occasionally the country/state in which it was minted. Several grading systems have been ...
The first NAIDOC poster was created in 1972 to promote "Aborigines Day", which had been established as part of a campaign for better rights for Aboriginal people. The posters continued to reflect the spirit of protest until 1977, with titles like "Self Determination" and "Chains or Chance".
In their investigation, Coin World sent the same coins to each grading service over the course of a year, each coin being graded by all Third Party Graders it was sent to. They found that "In no case did the grading services agree on the grade of any given coin, and in some cases the difference in grading was as much as seven points off".
Coin collecting is the collecting of coins or other forms of minted legal tender. Coins of interest to collectors include beautiful, rare, and historically significant pieces. Collectors may be interested, for example, in complete sets of a particular design or denomination, coins that were in circulation for only a brief time, or coins with ...