The De Long De Long Brothers' advertisement features a large crescent moon with a white "E" and a black "S" on its surface, accompanied by a man in a red robe and a woman in a red dress. The text "Eclipses" and "The De Long See That Patent Hump?" is displayed, with "Eclipses" on the moon and "The De Long See That Patent Hump?" on the rock. The text "Richardson and De Long Bros. Philadelphia, Pa." is at the bottom.