DC community calendar, April 3 to 9, 2014 Washington Post Suggested donation, $10. 202-347-2635, Ext. 20. Harpsichord recital, Mahan Esfahani performs works by C.P.E. Bach, W.F. Bach, J.S. Bach and others; 6:30 p.m., Coolidge Auditorium for Daniel Boomhower's discussion of C.P.E. Bach's compositions ... |