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  2. List of banknote printers - Wikipedia

    en.wikipedia.org/wiki/List_of_banknote_printers

    De La Rue Currency & Security Print Ltd. 1979 None (Privately held company) [Note 5] [4] Malta: Crane Currency Malta Ltd. 2017 (2018) None (Privately held company) [Note 6] [5] Mexico: Fábrica de Billetes del Banco de México: 1969 Bank of Mexico [1] Morocco: Dar As Sikkah: 1987 Bank Al-Maghrib [1] Myanmar: Security Printing Works Factory ...

  3. Coin slab - Wikipedia

    en.wikipedia.org/wiki/Coin_slab

    Slabbed coins are typically from one of the coin grading companies. The practice of sending coins to third-party grading companies and then "slabbing" them began in 1986. When a grading company grades the coin it is sealed in a tamper proof slab with a barcode and a hologram. To prevent counterfeiting, holograms were attached to the graded coin ...

  4. Coin collecting - Wikipedia

    en.wikipedia.org/wiki/Coin_collecting

    Coin collecting can be differentiated from numismatics, in that the latter is the systematic study of currency as a whole, though the two disciplines are closely interlinked. Many factors determine a coin's value including grade, rarity, and popularity. [ 1 ]

  5. Notaphily - Wikipedia

    en.wikipedia.org/wiki/Notaphily

    Various third party grading companies (TPG) offer the service of authentication, grading and cataloging of common varieties of paper currency. These TPGs typically use a seventy-point grading scale to describe the note. Additional notations may be made for exceptional paper quality or other varieties.

  6. Third-party grading - Wikipedia

    en.wikipedia.org/wiki/Third-party_grading

    Third-party grading (TPG) refers to coin grading & banknote grading authentication, attribution, and encapsulation by independent certification services.. These services will, for a tiered fee depending on the value of the coin, "slab" a coin and assign a grade of 1–70 on the Sheldon grading system, with 1 being the lowest grade, with only faint details visible to 70, a practically perfect ...

  7. Paper currency grading - Wikipedia

    en.wikipedia.org/wiki/Paper_currency_grading

    Paper currency grading is the process of determining the grade or condition of a bank note, one of the key factors in determining its collectible value. A banknotes grade is generally determined by crispness (Rigid, not limp paper), brightness, and depth of color.

  8. Category:Lists of companies of the Philippines - Wikipedia

    en.wikipedia.org/wiki/Category:Lists_of...

    Pages in category "Lists of companies of the Philippines" The following 16 pages are in this category, out of 16 total. This list may not reflect recent changes .

  9. Collectors Universe - Wikipedia

    en.wikipedia.org/wiki/Collectors_Universe

    Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs.