Hart was the primary songwriter for the Philadelphia sweet-soul group, who recorded with Thom Bell and were covered by Prince and Aretha Franklin
William Hart: Find Out The Death Cause Of The 77 Years Old Delfonics Singer
William Hart, Founding Member of the Delfonics, Dies at 77
Delfonics lead singer William Hart dies at 77
William Hart Dead: The Delfonics Singer Dies at 77 – Billboard
Delfonics Lead Singer William 'Poogie' Hart Dies at 77
William Hart, Founding Member of the Delfonics, Dies at 77
The Delfonics' William “Poogie” Hart Has Passed Away at 77, News
In Memoriam: Vocalist Jimy Sohns, Nazareth guitarist Manny Charlton and others - Goldmine Magazine: Record Collector & Music Memorabilia
William Hart, Delfonics lead singer and songwriter, dies aged 77, Soul
RIP WILLIAM HART: The Delfonics - Didn't I (Blow Your Mind This Time), Dionne Warwick, The Teenagers
William Hart Delfonics Lead Singer Dead, Cause Of Death, Obituary, Biography, Age, Wife, Songs, Net Worth - The SportsGrail
William Hart, Founding Member of the Delfonics, Dies at 77