Cobalt blue glass bottle containing 9 oz. of Bromo Seltzer antacid. Bottle has a white "1943" stamp and an embossed "5" on the bottom. Cap is metal and says "Emerson's / Bromo-Seltzer / Keep tightly closed" on the top. Paper label is light tan colored with blue writing. Label includes directions for use, a warning message, and active ingredients. Bottle still contains about half of its original contents