Just down the road from Dodger Stadium in Los Angeles, a row of boarded-up Craftsman-style bungalows marches down to a shallow green ravine, flanked by large, empty dormitory buildings. Along narrow walking paths, memorial plaques pay tribute to long-forgotten Angelenos who spent years of their lives at this place. The bowl-like ravine holds one of the best-preserved sanatoriums west of the Mississippi. Founded in 1902 as a haven for people with tuberculosis (TB), Barlow Sanatorium flirted with irrelevance by the 1960s. As antibiotics transformed TB from a lasting malady into…