Photo by Catherine Cook School Historecycle has emerged from fall hibernation with renewed energy, like an aging building newly retrofitted with LED lights. For the past several months, we’ve been Sherlock Holmes-ing a few “mystery” structures we’ve discovered, to dig into their murky past. And the rigorous pursuit of historical data has been like a shot in the arm. Take, for example, the former B.&B. Shoe Company factory, which dates to at least the 1920s. Located in Chicago