"Tom Swift and His Air Scout; Or, Uncle Sam's Mastery of the Sky" by Victor Appleton is a novel published as Volume 22 in the original Tom Swift series. During World War I, young inventor Tom Swift pursues a revolutionary project: creating a completely silent airship for military reconnaissance. Inspired by his inability to communicate with Mary Nestor during a flight, Tom develops this technology for the war effort. But when rival manufacturers pressure him to join their company, his refusal triggers dangerous consequences—including an unexpected kidnapping. (This is an automatically generated summary.)