Jack London 
John Barleycorn 

John Barleycorn is an autobiographical novel by Jack London dealing with his enjoyment of drinking and struggles with alcoholism. It was published in 1913. The title is taken from the British folksong 'John Barleycorn’. Jack London was a 19th century American author and journalist, best known for the adventure novels 'White Fang’ and 'The Call of the Wild.’