Parke, Davis & Company]]> ephemera]]> advertising]]> medicines]]> pharmaceutical industry]]> vaccines]]> communicable diseases]]> Parke, Davis & Company]]> Kremers Reference Files C38 (a) I - Parke Davis, Ink Blotters, A-D, Folder 2]]> Parke, Davis & Company]]> 1943]]> .jpg]]> still image]]> 1940-1949]]> Parke, Davis & Company]]> ephemera]]> advertising]]> medicines]]> pharmaceutical industry]]> vaccines]]> communicable diseases]]> Parke, Davis & Company]]> Kremers Reference Files C38 (a) I - Parke Davis, Ink Blotters, A-D, Folder 2]]> Parke, Davis & Company]]> 1940-1949]]> .jpg]]> still image]]> 1940-1949]]>