"Title:" American poets' ambulances in Italy, 1917 "Abstract:" Poster showing an ambulance truck being pulled by a winged horse. "Physical description:" 1 print (poster) : lithograph, color ; 25 x 53.5 cm. "Notes:" Caption: Pegasus at work for the Allies.; Inscribed: To the Library of Congress, compliments of Robert Underwood Johnson, chairman of the committee, American Lovers of Italy, honor of the victims of the Lusitania.