This date in #Pittsburgh #history: July 21, 2008. Demolition on East Main St. in Carnegie revealed an ancient advertisement for Mail Pouch Tobacco on the side of Robert Miller's building at 311 East Main St. Miller (right) owned Flexitrol Lighting Company. (Post-Gazette file photo) #pittsburghproud #pittsburghlife #pittsburghlove #pittsburghphotographer #pittsburghpride #pittsburghpa #steelcity #steelcitygrammers #pixburgh #cityofbridges #threerivers #412 #pgh #oldthings #ghostsigns Follow @ghostsigngrrl for more like this from around #Pittsburgh and tag a ghost sign when you see it: #pittsburghghostsigns.