2012.032.177
Print, Photographic
Black and white photographic print depicting a billboard mockup displaying an advertisement for AC Spark Plug. A man seated at an office desk points to the mockup.
Caption reads: A smile is a powerful influence in advertising and selling. Here's Earl McGinnis, advertising manager of AC Spark Plug Co., viewing a photograph of the first of AC's 1935 billboards that will cover the United States and Canada in one of the largest advertising campaigns in its history.
