Favorite Portraits of People in the World.
Citibank, Washington DC, USA.

1998

Goodbye Favorite Portraits of European People. Phoenix Cultural Center,
Moscow.
1998

Michael Chuchkevich and Natasha Cherkashin

Favorite Portraits of People in the World. 
The World Bank,
Washington DC, USA.
1998

The culture of European portraits on Bank notes.
The Financial Ministry of Russian Federation.
Moscow,
1999.
Valera and Natasha Cherkashin with Michael Kasianov Minister of Finances of Russian Federation.

Cultural Workers of Europe on Bank notes.
Delegation of the Commission  of the European Communities,
Moscow.

1999.

Linda Bendelin and Natasha Cherkashin.

The International House of Japan,
Tokyo, Japan.
1999
Christopher Blasdel,Adviser for the  art program, Natasha Cherkashin and Mikio Kato, Director of the International House of Japan.