(BPRW) Grammy-Award Winning Singer Patti Austin To Appear in Stage Workshop as Mary Cardwell Dawson (1894-1962), Founder of National Negro Opera Company

(Black PR Wire) Boston, MA – Grammy Award-winning R&B, pop, and jazz singer Patti Austin returns to Boston to mentor a young theatre group in a workshop production of “If the Walls Could Talk”, based on the life of Mary Cardwell Dawson (18…