In 1910, my mother, her parents and siblings landed in South Philly at the port on Washington Avenue (now a memorial park). My grandfather started a haberdashery store on 7th Street, then a vibrant shopping street for Jews and Italians. (They attended Southwark Elementary School, still functioning!) When her brothers came of age, they expanded the family business to include three other stores throughout the city, but none of their children followed them into that activity. In the hallowed immigrant tradition, they became artists and actors, civil servants and entrepreneurs. The Jews and Italians moved on from 7th Street, which is now a bustling Asian corridor, a classic Philadelphia story of renewal and revitalization…