Chicago: Mars Inc., 1938

5 1/4 by 7 1/4 inches, n.p. (24 pp.) Pictorial wrappers. Profusely illustrated with color half-tones from photos. Text and photos depict all manufacturing steps used in making a Milky Way bar. Covers lightly rubbed, lightly toned, price sticker peel mark to front cover. Scarce.

“This is the story of a little boy named Bill, and his older sister Dorothy [a graduate in home economics], who visited the Mars candy plant.”