Original vintage magazine ad, HARTFORD-EMPIRE COMPANY of Hartford, CT.  People Instinctively Prefer Glass.  Pictured are bottles and jars. Old 1938 dated glass packer industry advertisement. Would look fantastic matted and framed.

On the reverse side (see Additional Images tab) is a fractional page ad for Horix Manufacturing Company, of Pittsburgh, PA.  Conveyors and Fillers. 
Approximate size 8 x 11 inches.