Beth-Center High School

  • He is believed to have thrown the lone no-hitter in Beth Center history during a 6-0 victory over Charleroi with strikeouts and no ball hit out of the infield on April 21, 1969 .

  • Slagle struck out a record 25 batters in an 11-inning 2-1 win over defending section champion Waynesburg Central in mid-May of 1969.

  • Dennis helped the Bulldogs win the WPIAL (only one classification then) Section 16 championship.

  • He led both the Bulldogs basketball and football teams in scoring.

  • During his three-year scholastic football career, Slagle passed for 1,509 yards with 12 touchdowns, a 15-5-6 cumulative record including a 5-0-4 mark in 1967.

  • During his three-year scholastic basketball career Slagle scored 589 points.
  • He was selected in the 43rd round of the 1969 Major League Baseball Amateur Draft by the Pittsburgh Pirates.

  • In 1969 Slagle compiled a 7-1 record with a 2.60 ERA, 1.192 WHIP (walks plus hits per innings pitched) in the Gulf Coast League while also hurling in the Florida Instructional League.

  • Pitching for three different teams and three leagues in 1970, Slagle went 6-6 combined with a 4.27 ERA and 1.778 WHIP.

  • In 1971, Slagle had a 4-1 record with a 4.21 ERA and 1.51 WHIP pitching for Niagara Falls in the New York-Penn League.

  • He was invited to the Pittsburgh Pirates Major League camp in 1970.

  • Dennis finished with a Minor League career record of 17-8 with a 3.82 ERA and 159 strikeouts in 98 innings pitched.