| 21. | These fired en barbette over walls topped with earthen ramparts.
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| 22. | They were mounted on barbettes that were protected with of steel plating.
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| 23. | Their barbettes ranged from 4 to 5 inches in thickness.
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| 24. | Some confusion surrounds the name of Barbette's father.
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| 25. | The main barbettes were protected by seven inches of armour.
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| 26. | The M2 through M5 barbette mounts were used for the later batteries.
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| 27. | The armor protecting the barbettes was reinforced with plates.
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| 28. | Armor on her barbettes was 13.5 inches.
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| 29. | The turrets, barbettes and conning tower were made from Krupp cemented armour.
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| 30. | The main battery barbettes were protected with thick armor.
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