12-metre class

This was the last time that 12-metre class yachts were used in the America's Cup.

Courageous was the first all aluminum-hulled 12-metre class yacht.

Several of the 12-metre class yachts that participated in the Cup races were repainted and used in the movie.

The official logo of the tournament was based on a 12-metre class yacht with a white cricket ball half doubling as the spinnaker.

Courageous is a 12-metre class yacht.

Australia II - a 12-metre class yacht that was the first successful challenger for the America's Cup after 132 years.

When preparing Courageous for the 1977 America's Cup, she was re-measured for compliance with the 12-metre class rule.

Dame Pattie is an International 12-metre class racing yacht built for the America's Cup challenge series in 1967.

The 12-metre class rules stipulated that the hull had to be the same thickness throughout and could not be made lighter in the bow and stern.

All three building materials had long been permitted under the 12-metre class rules, however given the nature of building one-off boats fibreglass construction was not considered viable.

Australia mounted its first challenge in 1962 with 12-metre class yachts when Sir Frank Packer and his Gretel were beaten 4-1.

The ruling arrived at on the boat confirmed that Australia II complied with both the 12-metre class rules and the America's Cup rules.

The Olympic Games uses keelboat to describe keeled boats with up to a three-man crew, as opposed to larger-crewed boats such as the 12-metre class.

It was established in 1929, two years after it was agreed amongst American yacht clubs that the International Rule would be used for 12-metre class boats and smaller.

This partnership continued when Bond first challenged for the America's Cup in 1974 with the Miller-designed 12-metre class yacht Southern Cross, named for the southern hemisphere constellation.

The defence cost over $20 million and built and raced three 12-metre class boats: Kookaburra I, Kookaburra II, and Kookaburra III.

Mosbacher successfully defended the America's Cup in 1962 at Newport, Rhode Island in the sloop Weatherly, and again in 1967 in the 12-metre class yacht Intrepid.

One-Design can be contrasted with the Development class, the classic example being the America's Cup 12-metre class, or to the Box Rule used, for example, in the TP 52 class.

The Winged Keel is a sailboat keel originally designed by Ben Lexcen and made its first appearance on the 12-metre class yacht Australia II in the 1983 America's Cup.

In the 1967 America's Cup challenge, the Australian syndicate headed by Sir Frank Packer raced an International 12-metre class racing yacht which was named Dame Pattie in her honour.

Their challenge for the Cup was unsuccessful but Miller was kept on as the designer for future yachts, all of them designed to the 12-metre class rules as used for America's Cup competition at the time.

In 1958 and 1964 he served in the afterguard of the Sparkman & Stephens designed 12-metre class yachts COLUMBIA and Courageous for two more successful defenses of the America's Cup.

Steve Ward - Boat builder, built 1983 12-metre class America's Cup winner Australia II, and challengers Australia, Australia III, Australia IV, Challenger 12 & South Australia.

Most of the sailing took place on the Solent, but only two boats entered the 12-metre class: Mouchette from the Royal Liverpool Yacht Club and Hera from the Royal Glasgow Yacht Club.

Halsey might be best known for his career as an America's Cup sailor, having served on many cup defenders of the 12-metre class Era, first as bowman on Columbia in 1958 and concluding as navigator on Liberty in 1983.