Tom Swift in Captivity, or, A Daring Escape by Airship is an American juvenile science fiction novel which is written by Vector Appleton. Sir, Victor Appleton wrote more than 6 books in the same series with unique stories. The narration of this book opens with Sam Preston who is the owner of a circus, searching for a fresh draw for his sideshow. Mr. Preston is aware of a location in the South American forests where a race of giants dwells. Mr. Preston gives Tom a task to go get one while also helping to locate and save a missing hunter. Tom is given a princely sum to go find one or two of these creatures because Sam's show "must contain such a creature." Coincidentally, Preston has lost track of the person he was originally assigned to on this mission. To find the giants, Tom is competing with an immoral circus competitor. Tom must be the first to capture a giant, save the hunter, and flee the race of giants. Read to know, has Tom achieved his goal, given by Mr. Preston?