Using words to represent each letter of the alphabet is called the International Communications Alphabet (ICA). This alphabet is utilized by the United States military and throughout all civil aviation to clarify and strengthen communications. <P> Complete with the signal flags that the United States Navy has created to give each letter a color-coded shape, Chris Demarest's dynamic alphabet book honors the men and women who have served, are serving, or will serve in our armed forces -- and will thoroughly engage young