Denver Zephyrs -- Announced that Dave Machemer, manager, and Jackson Todd, pitching coach, will not be offered contracts for the 1991 season.
Denver Nuggets -- Agreed to terms with T.R. Dunn, guard, on a one-year contract.
Phoenix Suns -- Traded Mike Morrison, guard, to the Washington Bullets for a 1993 second-round draft pick.
Seattle SuperSonics -- Announced that they did not match Denver's offer sheet to Jim Farmer, guard.
New York Giants -- Placed Raul Allegre, place-kicker, on injured reserve. Signed Matt Bahr, place-kicker.
U.S. Volleyball Team -- Named Fred Sturm men's coach.
Sacred Heart -- Named Ed Swanson women's basketball and cross country coach.
Arkansas-Pine Bluff -- Coach Archie Cooley said he will step aside temporarily while an investigation continues into allegations of wrongdoing in the school's football program.