(Manuscript found on the coast of Yucatan.) On August 20, 1917, I, Karl Heinrich, Graf von Altberg-Ehrenstein, Lieutenant-Commander in the Imperial German Navy and in charge of the submarine U-29, deposit this bottle and record in the Atlantic Ocean at…
TOM SWIFT AND HIS SUBMARINE BOAT or Under the Ocean for Sunken Treasure by VICTOR APPLETON CONTENTS I News of a Treasure Wreck II Finishing the Submarine III Mr. Berg Is Astonished IV Tom Is Imprisoned V Mr. Berg Is Suspicious VI Turning the Tables VII Mr. Damon Will Go VIII Another Treasure Expedition IX
