Today's free book is The Sapphire Story Book; stories of the sea by Penrhyn Wingfield Coussens (1917). For the table of contents, check at the bottom of this post below the image. The frontispiece is by Maxfield Parrish.
The book is available at Hathi Trust (I have not checked for other online sources).
Table of Contents
A Wonderful Voyage
King Olaf's Last Fight
Henry Hudson's Last Voyage
The Opening of Japan to the World
A Famous Sea Fight
Spanish Bloodhounds and English Mastiffs
Capturing a Malayan Pirate
The First Dutch Attempt to Discover the Northwest Passage
The Burning of the "Philadelphia"
A Descent into the Maelstrom
"Don't Give Up the Ship"
A Conflict of Monsters
Captain Kidd
Honest John, Pilot of the "Jersey"
"Casabianca"
Captain Hawk, Pirate
The Battle of Trafalgar
The Great Armada
Wreck of the "Drake"'
A Stormy Sea
On the Raft
The "Titanic" Disaster
Sinking of the Pirate Proa
The Loss of the "Birkenhead"
Among the Icebergs
The Mutineers of the "Bounty"
The Testing of a Man
The Laying of the Atlantic Cable
The Capture of the Silver Fleet
Wrecked on an Iceberg
The Burning of the "Alice"