| CHAPTER | | PAGE |
| 1. | The Mine Force Ready | [11] |
| 2. | The Need and the Means | [17] |
| 3. | The Bases in Scotland | [22] |
| 4. | The Supply of Mines | [25] |
| 5. | General Supplies and Transportation | [30] |
| 6. | A Sample of Quality | [33] |
| 7. | Mine Assembling and Embarking | [35] |
| 8. | The First Minelaying Excursion | [39] |
| Squadron Organization and Ships’ Data | [46] |
| 9. | Athletics | [49] |
| 10. | The Squadron Complete | [53] |
| 11. | Tactics | [57] |
| 12. | Some Incidents | [61] |
| 13. | Signals | [67] |
| 14. | The Barrier Across | [69] |
| 15. | Finishing the Barrier | [72] |
| 16. | The Thirteenth Excursion | [77] |
| 17. | Results | [82] |
| 18. | General Living Conditions | [86] |
| 19. | Farewell to the Highlands | [89] |
| 20. | Scapa Flow | [92] |
| 21. | Home | [94] |
| 22. | The Mine Sweepers | [96] |
| 23. | The Mine Force, Old and New | [98] |
| 24. | After the War | [108] |
| Summary of Mines Laid | [110] |