From the late 1940s to the imd-'fiOs. the New Orleans stroetseape was radically altered as streetcar tracks throughout the city were ripped out in the name of progress. The belief that the seventh son of a seventh son Is a natural healer is a folk tradition known in the British Isles as well as in France and lermany. Stephanie Kroll NEW OKLKANS (ORIGINALLY MIAMI) In the 1880s. the Crescent City Railroad Company established the Arabella streetcar barn to serve the Canal and Coliseum and Upper Magazine Une.