The Turkey 20 Lira Banknote was issued by the Central Bank of Turkey in 1974 under the Law 1970. Its obverse features Mustafa Kemal Ataturk. The back of the note displays the Anitkabir or the memorial tomb of Ataturk in Ankara. The banknote is 143 x 65 mm in size and carries a solid security thread. It also bears a watermark that reveals Mustafa Kemal Ataturk. It bears the signatures of Ismail Hakki Aydinoglu and Tanju Polatkan. The light brown banknote is 143 x 65 mm in size and is signed by Ismail Hakki Aydinoglu and Tanju Polatkan. This particular banknote is in uncirculated condition and bears the Prefix G. It has also been TAP authenticated with a grade of 60-70.