This is an original Similac advertisement published in the Journal of the American Medical Association, Dec. 28, 1929.  The date and source mentioned is on the opposite site of this advertisement.  Would make a great go-with for the Similac collectors.   See scan. 

Payment is due within 3 days of the auction closing.  Postage is $5.75 for first class package mail, shipping and handling.   Alaska and Hawaii may be more, if you win this auction, check with seller before paying. 

  WILL SHIP TO U.S. ONLY.