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Cigarette Card - 17th Century Fire Apparatus Player's Cigarettes "Firefighting Appliances" (series of 50, 1930) No1 17th Century Fire Apparatus 2,336 views 0 faves 0 comments Uploaded on May 7, 2010 Taken on November 24, 2013 Cigarette Card - 17th Century Fire Apparatus Player's Cigarettes "Firefighting Appliances" (series of 50, 1930) No1 17th Century Fire Apparatus 2,336 views 0 faves 0 comments Uploaded on May 7, 2010 Taken on November 24, 2013

David Margolius

I survived the move from Richmond to Arlington, Virginia, where my classmates made jokes about how Arlington was a place where people were dying to get in. I went through giving book reports in my below-the-Mason-Dixon-line accent until I finally talked like everyone else

Masking the odor with air fresheners does nothing to help

If the exclusion of these participants was related to both smoking habits and the outcomes, it may have introduced selection bias