US mathematician and computer pioneer. In 1939, in conjunction with engineers from IBM, he started work on the design of an automatic calculator using standard business-machine components. In 1944 the team completed one of the first computers, the Automatic Sequence Controlled Calculator (known as the Harvard Mark I), a programmable computer controlled by punched paper tape and using punched cards.
The Union Jack signifies the islands' wish to preserve links with Britain. The nine stars representing the islands are placed according to their locations. Effective date: 11 April 1997.