image from Conway Vintage
This cardboard box was intended to be unfolded and filled with fresh Jolly Time popcorn at a movie theater or other venue. Although the company was in Sioux City, Iowa, the popcorn was surely served in southern California. Celebrating its 25th anniversary in 1939, the maker was named “World’s Largest Popcorn Producer.”
Learn more about it at http://www.jollytime.com/family .