On 21 May at the Bolgar Islamic Academy, Tatarstan President Rustam Minnikhanov, the State Counselor of the republic Mintimer Shaimiev, Russian Deputy Minister of Culture-the Secretary of the Federal Committee on celebrations of the 100th anniversary Olga Yarilova took part in a ceremony of cancelling a memorial post stamp dedicated to the 1100th anniversary of the adoption of Islam by the Volga Bulgaria.
The souvenir sheet has a picture of the White Mosque and a writing” 1100 years to adoption of Islam by the Volga Bulgaria”. On the “first day” envelope there is a lithograph “The Ancient Bolgar. The Small Minaret. 1868” by the artist K.A Tilli.