| 41. | PAW holds a triennial convention, usually in September.
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| 42. | Its counterpart is'triennial'= " once every three years ".
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| 43. | In March 1910 the triennial election of the London County Council was held.
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| 44. | In 1955, the International Astronomical Union held their triennial Assembly in Dublin.
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| 45. | He was Imperial Grand Secretary of the Triennial Council of the Orange Order.
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| 46. | The last Leeds Triennial Musical Festival was in 1985.
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| 47. | In 1880, David won a gold medal at the triennial Brussels Salon.
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| 48. | His triennial vows were made on 15 September 1825.
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| 49. | I then e-mailed Steven Skov Holt, another curator of the Triennial.
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| 50. | The triennial elections were postponed in 1914 on the outbreak of World War I.
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