Harrie Irving Hancock was an American chemist and writer of children's literature in the late 19th-20th centuries. Being a talented and sensitive person Hancock wrote fantastic stories for the children. He strongly believed that "boys want the thrill of feeling 'grown-up'" and that they like books about heroes and adventures.
«Uncle Sam's Boys Series» are fabulous stories which are widely known in United States as the best of their class. It tells about the life and spirit of USA army, in which main heroes -Uncle Sam's Boys fought with a courage and devotion in the world war. According to the American critics series of stories «Uncle Sam's Boys Series» are the right way to inspire patriotism in the young generation and to send brave and romantic hearts to the atmosphere of the army with thrilling plots that boys admire.