Browse Items (1541 total)
The valley with its outlying strip of chevaux de frise pillars, Dún Aonghasa. Cutting 15 was located here. Looking east.
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Cutting 3 east, Dún Aonghasa. Plan (bottom) and section (top) showing fallen chevaux de frise pillars.
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Cutting 3 east, Dún Aonghasa. The falling rock steps outside the cliff-edge terminal of Wall 2a.
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Plan showing cuttings related to the chevaux de frise, Dún Aonghasa.
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Densely set pillars in the western sector of the cheveaux de frise, Dún Aonghasa.
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Sources of stone for the chevaux de frise, Dún Aonghasa.
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Cutting 10, Dún Aonghasa. West section face, possible in situ chevaux de frise pillars.
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Cutting 10, Dún Aonghasa. Looking down from Wall 2a on the area outside the north entrance. Removal of wall spill reveals in situ chevaux de frise pillars at the northwest corner (beside scale rod).
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The remains of the chevaux de frise outside the north entrance in Wall 2a, Dún Aonghasa.
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Detail of the chevaux de frise kerb along the east sector, Dún Aonghasa.
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The kerb along the eastern sector of the chevaux de frise, Dún Aonghasa. Looking north.
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The junction of Wall 2a (on right) and Wall 2b seen from the interior (south) side, Dún Aonghasa. Looking northeast.
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Cutting 2 north, Dún Aonghasa. Wall 2b abutting Wall 2a.
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Cutting 2 north, Dún Aonghasa. Junction of Wall 2a and Wall 2b. Looking south.
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Cutting 2 north, Dún Aonghasa. Plan (top), section A-A1 showing Wall 2b sitting on bedrock (middle) and elevation of external (northwest) face of Wall 2a showing the shallow sub-wall deposits (bottom).
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Cutting 4 west, Dún Aonghasa. The external face of Wall 3 sitting on bedrock.
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The trivallate defences of the later fort, Dún Aonghasa.
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Wall 1, Dún Aonghasa. Plan showing the medial faces visible on the upper terrace in 1992 and (below) a hypothetical reconstruction of the wall.
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Exploring the possibility of sectioning the southwestern side of Wall 1, Dún Aonghasa in 1992. The face (at left) did not continue below terrace level (at right) and the attempt was abandoned. Looking north.
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Medial faces, northwest corner of Wall 1, Dún Aonghasa. Looking southwest.
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