The October 14 1930 edition of the Toronto Daily Star contained a patent-medicine ad that featured an endorsement from a former governor of Georgia.
Clifford Walker (1877-1954) was the governor of Georgia from 1923 to 1927. He is best known for being a member of the Ku Klux Klan.
Sargon was invented by George Francis Willis, who had previously made a fortune with Tanlac (which appears in an advertisement in this blog entry). The Ray City History blog has an entry on Sargon; it apparently contained just grain alcohol and a laxative.