Gun casemate
View of gun's embrasure inside of the bunker. Air ventilation tube is seen above it. All the bolts and screw-threads are covered by conservation lubricant. Embrasure itself closed by special armoured cap.
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View of gun's embrasure inside of the bunker. Air ventilation tube is seen above it. All the bolts and screw-threads are covered by conservation lubricant. Embrasure itself closed by special armoured cap.
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