The Museum of Science and Industry 1979 Franklin McMahon Chicago Series Plate is a vintage collector plate from the United States, featuring a multicolor design from the Chicago Collection. This round porcelain plate, with a diameter of 8 inches, depicts the Museum of Science & Technology theme with a decorative style popular in the late 20th century. Created by artist Franklin McMahon, this piece is a unique addition to any collection of American cultural memorabilia.