| 31. | Another casemate was located at the eastern walls.
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| 32. | An observation post, a casemate and a blockhouse were built on the fort.
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| 33. | The casemate had eight Dahlgren pivot gun was mounted in the starboard forward position.
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| 34. | It had a fully enclosed heptagonal armored casemate.
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| 35. | The casemate was protected with of iron plating.
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| 36. | The casemate battery was protected with thick plates.
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| 37. | The main battery casemate had of iron plating.
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| 38. | The casemate carriage was designed to fire from casemates which were chambers in permanent fortifications.
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| 39. | The army constructed this casemate in 1876.
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| 40. | The second one went through the central 138mm casemate, exploding deep inside the ship.
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