About #6a - 100 rubles type 1993
Tatarstan. Government of Tatarstan. 1993 Currency Check Issues. Single-sided banknote. No date. Dimensions: 105 x 53 mm. Watermark: Lozenges. Material: Paper. No security thread. Printer: Unknown. Multicolored front printing, predominantly gray. Description of the front: Coat of arms of Tatarstan. Stylized drawing of Suumbeky Castle in Kazan. Numbering in red. Texts in Tatar. No signatures. Introduction in circulation: 1993.