They had so much rubble to clear, he says, that they often keeled over in the heat under the weight of their protective gear.

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Deluged with calls the EMI switchboard nearly keeled over and the company were forced to set up an answering service to deal with the fans.

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By the time he keeled over in 1932, he had lost not only zip but teeth, most of his having been pulled in an attempt to stop bone decay.

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"These were found in a shallow marine environment, so this beast must have been walking around, keeled over, died and the sediment must have gone over them and protected them for 12, 000 years, " Mr Mount said.

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Industry observers couldn't recall an incident involving a cruise ship in recent history with images as searing as the keeled-over Costa Concordia.

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