United States dollar or ""bill"" (e.g. ""two bills"" being $200). The $50 note is occasionally called a ""yardstick"" or a ""grant"" (after President Ulysses S. Grant, pictured on the obverse). The $20 note is referred to as a ""double sawbuck"", ""Jackson"" (after Andrew Jackson), or "double eagle". The $10 note is referred to as a ""sawbuck"", ""ten-spot"" or ""Hamilton"" (after Alexander Hamilton). The $5 note as ""Lincoln"", ""fin"", ""fiver"" or ""five-spot"". The infrequently-used $2 note is sometimes called ""deuce"", ""Tom"", or ""Jefferson"" (after Thomas Jefferson). The $1 note as a ""single"" or ""buck"". The dollar has also been referred to as a ""bone""
Fifth series of the new Taiwan dollar banknote counterfeiting concerns and possible confusion with the NT$100 banknote. NT$500 banknotes without the holographic stripe have been recalled and withdrawn from use on 1 August 2007. As of 1 October 2007, only the Bank of Taiwan (now the Central Bank of the Republic of China) accepts such notes. The obverse of the banknote features four children studying around a globe, symbolizing education. It is nicknamed 小朋友, "little children" (literally young friends) by the general public. The reverse of the banknote features the Mikado pheasant and Jade Mountain. First introduced on 3 July 2000, the banknote was found to have contained