Bronx: Boston Road - Southern Boulevard 1723 to 1753 (empty l1ot, foreground) Boston Road, west side, adjoining and at (left to right) its intersection with Southern Boulevard, showing excavation work in progress on the site on which were. later erected two 2-story and two 1-story brick buildings. In the background appear the rears of buildings facing on Crotona Park East. July 31, 1928. P. L. Sperr.