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Moshi70: O'Hara's Battery's Control Room and Observation Post
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Moshi70: Engine Room at O'Hara's Battery
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Moshi70: O'Hara's Battery Engine Room
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Moshi70: Tunnel cut into the Rock leading from Engine Room to 9.2 inch Mark X Coastal Defence Gun emplacement at O'Hara's battery
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Moshi70: Underground Shell Hoist of 9.2 inch Coastal Defence Gun at O'Hara's Battery
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Moshi70: 9.2 inch Mark X Coastal Defence Gun at O'Hara's Battery
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Moshi70: 9.2 inch Mark X Coastal Defence Gun at O'Hara's Battery overlooking the Straits of Gibraltar
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Moshi70: 9.2 inch Mark X Coastal Defence Gun at O'Hara's Battery
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Moshi70: View of the Straits of Gibraltar from O'Hara's Battery
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Moshi70: Lord Airey's Battery and the Rock of Gibraltar viewed from O'Hara's Battery
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Moshi70: 9.2 inch Mark X Coastal Defence Gun emplacement at O'Hara's Battery
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Moshi70: O'Hara's Battery, Upper Rock, Gibraltar
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Moshi70: Rangefinder Guide at O'Hara's Battery
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Moshi70: Breech of 9.2 inch Mark X Coastal Defence Gun at O'Hara's battery
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Moshi70: Breech of 9.2 inch Mark X Coastal defence Gun at O'Hara's Battery
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Moshi70: 9.2 inch Mark X Coastal defence Gun Mechanism
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Moshi70: View from Observation Hatch at O'Hara's Battery
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Moshi70: 9.2 inch Mark X Coastal Defence Gun at O'Hara's Battery
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Moshi70: Manufacturer's Plaque on Mark VII Gun Mount at O'Hara's Battery
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Moshi70: Shell Trolley and Mark VII Gun Mounting at O'Hara's Battery
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Moshi70: Mark VII Gun Mounting and Shell Casings at O'Hara's Battery
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Moshi70: Shell Hoist at O'Hara's Battery Magazine
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Moshi70: Lord Airey's Battery and Rock of Gibraltar
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Moshi70: 9.2 inch Mark X Coastal Defence Gun at Lord Airey's Battery
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Moshi70: Fire Pails Holder at O'Hara's Battery
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Moshi70: Breech and Barrel of 9.2 inch Mark X Coastal Defence Gun at O'Hara's Battery