As part of the League's Centennial Celebration, NHL.com is taking a look back at memorable events each week.
Here are Centennial highlights for the week of Oct. 22-28:
Oct. 28, 1978: Chicago Blackhawks defenseman Bobby Orr scores the 270th and final goal of his NHL career during the third period of a 7-2 loss to the Detroit Red Wings at Olympia Stadium. It comes in one of six games he plays during the 1978-79 season before being forced to retire because of knee injuries.
Video: Bobby Orr revolutionized defensive position
Oct. 27, 1963: Gordie Howe scores his 544th NHL goal during the Red Wings' 6-4 loss to the visiting Montreal Canadiens. The power-play goal midway through the third period against goalie Gump Worsley pulls Howe into a tie with Maurice Richard of the Canadiens for the most in NHL history.
Video: Gordie Howe, 'Mr. Hockey,' enjoyed five-decade career
Oct. 26, 1990: Wayne Gretzky becomes the first player in NHL historyto reach 2,000 career points. The milestone comes when he gets an assist in the Los Angeles Kings' 6-2 road loss to the Winnipeg Jets at Winnipeg Arena. The assist gives him 684 goals and 1,316 assists in 857 NHL games.
Oct. 25, 2000: Ray Bourque becomes the highest-scoring defenseman in NHL history, passing Paul Coffey by earning two assists in the Colorado Avalanche's 2-1 overtime victory against the Nashville Predators at Pepsi Center. Bourque finishes the regular season, his last in the NHL, with 1,579 points, still an League record for defensemen.
Oct. 24, 1976: Orr becomes the first defenseman in NHL history to reach 900 career points when he scores twice to help the Blackhawks defeat the St. Louis Blues 7-2 at Chicago Stadium.
Oct. 23, 1998: Mark Messier scores his 600th NHL goal during the Vancouver Canucks' 5-0 win at the Florida Panthers. The milestone goal comes at 12:58 of the third period, when he one-times a pass from Alexander Mogilny past goaltender Kirk McLean.
Video: Messier talks about legends being honored at NHL100
Oct. 22, 1953: Dick Irvin becomes the first coach in NHL history to win 600 games when the Canadiens defeat the Blackhawks 3-2 at Chicago Stadium.