Northern Essex Community College presents several performances of the play “Proof” by David Auburn this weekend. Performances begin Thursday, Nov. 10, at 4 p.m., and continue on Friday, Nov. 11, at 7 p.m.; Saturday, Nov. 12, at 7 p.m.; and Sunday, Nov. 13, at 2 p.m., at Northern Essex Community College, 100 Elliot St., Haverhill. … Continue reading Northern Essex Community College Presents ‘Proof’ by David Auburn This Weekend