PEOPLE IN THIS STORY 人物表 Map：The Coasts of the North Sea in 1902 Map：From the Baltic to the Frisian Islands Map：Friesland and the Frisian Islands THE REASON WHY 緣起 1.An invitation to the Baltic Sea 波羅的海之約 2.A different kind of sailing 不一樣的航行 3.The missing page in the log-book 航海日誌缺頁之謎 4.The pathfinders 探路者 5.A meeting and a warning 會面與警告 6.A young lady and a book 少女和書 7.A day out in the fog 霧中一日 8.An evening with the enemy 與敵人共進晚餐 9.The answer to the riddle 謎底 10.The last voyage 最後一次航行 A WARNING FOR THE FUTURE 警鐘長鳴 Activities：Before Reading Activities：While Reading Activities：After Reading
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