Saturday, July 21 at 7:30 p.m. - The Marine Chamber Orchestra will perform a unique concert featuring only the collaboration of the string players and no conductor, beginning with guest soloist Nicholas Kitchen on Johann Sebastian Bach’s Violin Concerto No. 2 in E, BWV 1042. The program will also include Bach’s Prelude and Fugue No. 4 in C-sharp minor, BWV 849, and his Concerto in D minor for Two Violins, BWV 1043. The concert will conclude with a string orchestra arrangement of Ludwig van Beethoven’s String Quartet No. 9 in C, Opus 59, No. 3. Kitchen will offer a pre-concert chat from 6:45–7:15 p.m. in the lobby. The concert, which is free and open to the public, will take place in Northern Virginia Community College's Schlesinger Concert Hall in Alexandria, Va.