Around 1930 Engine 311 was dispatched with stations 56, 8, 25, and 62 to a local trucking company for a report of smoke in the building. Chief 301, Asst Chief 302, and Engine 311 w/4 made the responce while leaving another crew back at station. Upon arrival, Engine 311 began a split lay and advanced the 350' attack line. Crews could not find the source of smoke. (Photo was taken when crews were discussing the incident with Chief 801)