Modilac, a milk formula tablet for the "convenient and accurate method of modifying cow's milk for infant feeding," is advertised in this tri-fold flyer. The advertisment, which may have been inserted into the original packaging, includes information on the nutritional differences between cow's milk and human breast milk, a list of tablet ingredients, a recommended feeding schedule, and directions for use. Illustrations of women preparing formula are also included. Originally printed by Bohnett and Co., Cincinnati.