Zurich Asia Auction 16  |  26 JULY, 2008
Stamps and Postal History of China and Other Asian Countries

Zurich Asia Auction 15  |  1 November, 2007
Stamps & Postal History of China, Hong Kong, Mongolia, and other Asian Countries

Zurich Asia Auction 13  |  28 June, 2007
Stamps & Postal History of China, Hong Kong, Thailand, and other Asian Countries

Zurich Asia Auction 12  |  2 November, 2006
Stamps & Postal History of China, Hong Kong, Thailand, and other Asian Countries

Zurich Asia Auction  |  2 November, 2006
The Vincent Polizatto International Gold Medal Collection of the "Att" Surcharges of Siam

Zurich Asia Auction 11  |  18 March, 2006
China, Hong Kong and Asian Countries

Zurich Asia Auction 10  |  25 June, 2005
Stamps and Postal History of Asia

Zurich Asia Auction 9  |  7 December, 2004
Hong Kong Auction of stamps and postal history of China, Hong Kong and Asian countries

Zurich Asia Auction 8  |  29 January, 2004
Hong Kong Auction of stamps and postal history of China, Hong Kong and Asian countries