Post was selected as a result of a competition between 14 architects. The building's design utilizes terra cotta ornamentation made by the Perth Amboy Terra Cotta Company, and has architectural sculptures by Olin Levi Warner, including busts of Michelangelo, Beethoven, Gutenberg, Shakespeare, Columbus, Benjamin Franklin, a Viking and a Native American.
The selection of Post was determined by a competition involving 14 architects. The building's design incorporates terra cotta ornamentation created by the Perth Amboy Terra Cotta Company, and features architectural sculptures by Olin Levi Warner, including busts of Michelangelo, Beethoven, Gutenberg, Shakespeare, Columbus, Benjamin Franklin, a Viking, and a Native American.