Construction of Brunelleschi's Dome, Florence Cathedral (1420–1436)

1. Opera del Duomo announces dome competition

   Aug 19, 1418Labels: Opera del

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2. Brunelleschi and Ghiberti appointed joint leaders

   Jan 1, 1420Labels: Filippo Brunelleschi, Lorenzo Ghiberti

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3. Construction of the dome officially begins

   Aug 7, 1420Labels: Florence Cathedral, Brunelleschi

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4. Double-shell and rib system executed on site

   Jan 1, 1421Labels: Double shell, Rib system

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5. Horizontal stone-and-iron chains installed

   Jan 1, 1422Labels: Stone-and-iron chains

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6. Herringbone brickwork used to stabilize courses

   Jan 1, 1423Labels: Herringbone brickwork

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7. Ghiberti removed from active supervision

   Jan 1, 1425Labels: Lorenzo Ghiberti

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8. Dome construction continues under Brunelleschi alone

   Jan 1, 1426Labels: Filippo Brunelleschi

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9. Ghiberti resigns from the dome project

   Jan 1, 1433Labels: Lorenzo Ghiberti

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10. Lantern design competition held; Brunelleschi wins

    Jan 1, 1436Labels: Lantern competition, Filippo Brunelleschi

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11. Cathedral consecrated after dome completion milestone

    Mar 25, 1436Labels: Santa Maria, Pope Eugenius

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12. Dufay’s motet premieres for the consecration

    Mar 25, 1436Labels: Guillaume Dufay, Nuper rosarum

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13. Dome completed (excluding the lantern)

    Aug 1, 1436Labels: Brunelleschi's dome

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