Donald O'Riley "Don" Quarrie (born February 25, 1951) is a former Jamaican athlete, one of the world's top sprinters during the 1970s. February 25 is the 56th day of the year in the Gregorian Calendar. ... 1951 (MCMLI) was a common year starting on Monday; see its calendar. ... Athletics, also known, especially in American English, as track and field or track and field athletics, is a collection of sport events, which can roughly be divided into running, throwing, and jumping. ... The Sprinter is a microcomputer made by Peters Plus, Ltd. ... The 1970s decade refers to the years from 1970 to 1979, inclusive. ...

Born in Kingston, Quarrie made the Jamaican 100 m team for the 1968 Summer Olympics as an 18-year-old, but he injured himself in training, and couldn't take part. The following year, he won a scholarship for the University of Nebraska, and moved to the United States. There, his sprinting capabilities slowly increased. At the 1970 Commonwealth Games, Quarrie won the gold medal in both the 100 and 200 m, surprising his more experienced competitors. Anchoring the Jamaican 4 x 100 m relay team, he pocketed a third Commonwealth title. Location of Kingston Kingston (population 600,000) is the capital of Jamaica. ... The Games of the XIX Olympiad were held in Mexico City in 1968. ... Seal of the University of Nebraska The University of Nebraska is one of two public university systems in the state of Nebraska, USA. The system has four universities and a technical college: University of Nebraska-Lincoln University of Nebraska at Omaha University of Nebraska at Kearney University of Nebraska Medical... Current flag of the Commonwealth Games Federation The Commonwealth Games is a multi-sport event held every four years involving the elite athletes of the British Commonwealth. ...

Quarrie repeated his sprint double the following year, at the Pan American Games in Cali. His time in the 200 m, a hand-timed 19.8, tied Tommie Smith's world record of 19.83, even though Quarrie's unofficial electronic time was 19.86. One of the favourites for the upcoming Munich Olympics, Quarrie again suffered from injuries at the Olympic Games. He did compete in the 200 m, but had to abandon his 200 m semi-final after pulling a muscle. The Pan American Games are a multi-sport event, held every four years between competitors from all nations of the Americas. ... This article needs to be cleaned up to conform to a higher standard of quality. ... Tommie Smith (born June 5, 1944) is a former American athlete, winner of 200 m run at the 1968 Summer Olympics. ... A world record is the best performance in a certain discipline, usually a sports event. ... Bold text--82. ...

In 1974, Quarrie repeated his 1970 performance by grabbing the 100 and 200 m titles at the Commonwealth Games in Christchurch, becoming the first athlete to retain the title in either event. The next season, he again tied the 200 m world record, 19.8. He also tied the 100 m record with a hand-timed mark (9.9) in 1976, one of only a few athletes to have held these records simultaneously. In 1976, Quarrie could finally compete at the Olympics without injuries. He first made the 100 m, which he lead until overtaken by fellow-Caribbean Hasely Crawford. In the 200 m, Quarrie lead the pack coming out of the turn, and held off all challenges to take the title in 20.22. Situated on the Eastern coast, Christchurch is the principal city of the South Island of New Zealand. ... The 1976 Summer Olympics, officially known as the Games of the XXI Olympiad, were held in 1976 in Montreal, Quebec, Canada. ... Hasely Joachim Crawford (born August 16, 1950) is an athlete from Trinidad and Tobago. ...

At the 1978 Commonwealth Games, won his third consecutive 100 m title, but was eliminated in the 200 m after a cramp attack. Quarrie's fourth Olympics, in Moscow saw him being eliminated in the 100 m semi-finals. His title defence also failed, but he did make the final, and finished third, adding a bronze medal to his collection. The Games of the XXII Olympiad were held in Moscow, Soviet Union. ... Moscow (Russian: Москва́, Moskva, IPA: ▶ (help· info)) is the capital of Russia, located on the river Moskva. ...

By 1984, Quarrie was no longer among the world's best in the individual sprint events, and it was therefore no surprise he was eliminated in the heats of the 200 m event at the Los Angeles Olympics. However, he won a fourth Olympic medal with the Jamaican relay team, which finished second behind the United States. The Games of the XXIII Olympiad were held in 1984 in Los Angeles, United States. ...