2001 UK Proof Set. This collection Proof specimens of the circulating range of United Kingdom coins for 2001 and includes the Victorian Anniversary Crown. It also contains two bi-colour two-pound coins: the standard version with its reverse symbolic of technological progress from the Iron Age. to the Internet, and a special commemorative two-pound coin celebrating Marconi's successful transatlantic wireless transmission in December 1901. The £1 coin represents Northern Ireland and is the third in a series honouring the four constituent parts of the United Kingdom.