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<p>[QUOTE=&quot;The Eidolon, post: 6331356, member: 102103&quot;]Glad you found it!&nbsp; I made a little guide some years ago to convert different common calendars on coins.&nbsp; In case it is useful to anyone:</p><p><br /></p><p>&quot;Alternate Calendars:&nbsp; How to convert to AD dates from other systems</p><p><br /></p><p>China</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Republic: 1911 +&nbsp; Numbered date</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Imperial:&nbsp; No dates, read era name characters</p><p><br /></p><p>Japan</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Meiji&nbsp; (明治) 1867 + Numbered date</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Taisho&nbsp; (大正) 1911 + Numbered date</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Showa&nbsp; (昭和) 1925 + Numbered date</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Heisei&nbsp; (平成) 1988 + Numbered date</p><p><br /></p><p>Islamic</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Multiply the AH date (example: 1327) by .03 (3%) which equals 39.38. Round to nearest whole number (39) Subtract 39 from 1327 which equals 1288. Add 622 to 1288 which equals 1910 AD.</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; (The Islamic year is lunar and is shorter than the Western year.)</p><p><br /></p><p>Israel</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Subtract 3760 from number on coin.&nbsp; Example:&nbsp; 5740 = 1980 AD</p><p><br /></p><p>Iran</p><p><br /></p><p>&nbsp;&nbsp;&nbsp; Add 621 to SH date on coin.&nbsp; </p><p><br /></p><p>&nbsp;&nbsp;&nbsp; (Before 1935, Iran used the lunar Islamic calendar)</p><p><br /></p><p>There are many other calendars, but these are some of the most common on world coins.&nbsp; Many coins will have a Western date alongside the native one.&quot;</p><p><br /></p><p>And here is the Krause page with Japanese/Chinese numerals, among others.[ATTACH=full]1251007[/ATTACH][/QUOTE]</p><p><br /></p>

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