Similar Material g72 8/8 p. 26 Why Usually Blue? Why the Sky Is Blue Awake!—1970 Colors—from Light Awake!—1971 Why Is the Sky Blue? Awake!—1990 Blue Insight on the Scriptures, Volume 1 Blue Aid to Bible Understanding Have You Ever Seen a Green Flash? Awake!—1996 Sunsets Reflect the Glory of Their Creator Awake!—1987 Our Marvelous Roof—the Sky Awake!—1970 Making Color Work for You Awake!—1976 From Our Readers Awake!—1985