In Love Is Like Park Avenue, Alvin Levin reveals that part of New York society that lived in the Bronx but longed to be in the shadow of skyscrapers — with the dance bands, celebrities, and socialites; his characters create a mirror world of love and sex. This fascinating compendium of Levin’s writings offers a look at the career of an “outsider artist” who was never able to finish a long novel, yet whose fragments are of heartbreaking intensity and amazing social scope.…