Running through December, the New England Conservatory is streaming a number of concerts through the institution’s Philharmonia and First Mondays series. The series, which began on Oct. 3, will continue on October 17, with “NEC Philharmonia + Lina Gonzales-Granados: Montgomery, Shostakovich, & Frank.” Featuring string works by the mentioned composers, and conducted by NEC alumna Lina Gonzales-Granados. The next installation, {…}