The Young Engineers on the Gulf or The Dread Mystery of the Million Dollar Breakwater CHAPTERS I. The Mystery of a Black Night II. The Call of One in Trouble III. Vanishing into Thin Air IV. Some One Calls Again V. Wanted---Daylight and Divers VI. Mr. Bascomb is Peevish VII. Tom Isn't as Easy as He Looks VIII. Mr. Prenter Investigates IX. Invited To Leave Camp X. The Night is Not Over XI. A Message from a Coward XII. An Engineer's Fighting Blood XIII. Wishing It on Mr. Sambo XIV. The Black Man's Turn XV. A David for a Goliath XVI. A Test of Real Nerve XVII. Tom Makes an Unexpected Capture XVIII. The Army "On the Job" XIX. A New Mystery Peeps In …
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