| 41. | And the bodies of Lincoln and Kennedy were carried on the same caisson.
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| 42. | Of course, the caissons were already rolling along.
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| 43. | Next week, the other caisson is expected to be put in place.
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| 44. | The gold caisson ceiling has four large paintings by Andrea dell'Asta.
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| 45. | Stone was added to the chamber, which caused the caisson to sink.
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| 46. | Scott's artillerymen fired two rounds of caisson.
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| 47. | An open caisson may fill with water during sinking.
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| 48. | One caisson always ascends and the other always descends during each locking cycle.
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| 49. | The caissons were counterbalanced, the ascending caisson and the descending operating together.
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| 50. | The caissons were counterbalanced, the ascending caisson and the descending operating together.
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