DescriptionButton: A.J. Demarest Seniors June '51, Hoboken, 1951. 1-3/4" high x 2-3/4" wide oval pin back button. White ground with red lettering and submarine drawing. This item belong to donor Katherine Marinovich who graduated from Demarest High School in Hoboken on June 20, 1951. It is possibly a Class Day item and was included in memorabilia from her senior year.