"Boy Scouts in an Airship; or, A Warning from the Sky" is an exciting adventure novel by the famous American writer George Harvey Ralphson. In this book, you will find a suspenseful story about a group of young friends who come across a mysterious warning from the sky while traveling in an airship. They quickly find themselves in the middle of a dangerous and exciting adventure where the children's fearlessness and ingenuity are put to the test. The book "Boy Scouts in an Airship; or, Warning from the Sky" will grab you from the first pages and won't let you go until the last.