The proprietor of a cotton factory put this notice on the gates: “No cigars or good looking men admitted.” In explanation he said, “The one will set a flame agoing among my cotton and the other among my girls. I won’t admit such dangerous things into my establishment. The risk is too great.”
The Atlanta Constitution (Atlanta, Georgia) Mar 10, 1871
The Point of Pittsburgh (where I found the picture) looks like a great blog, lots of interesting pictures and historical information.