| Y/M/D | Description | Place |
|---|---|---|
| 1128/00/00 | Dazu Rock Carvings in Sichuan depicts a figure carrying a vase-shaped bombard, firing flames and a ball. | Dazu Rock Carvings, China |
| 1618/00/00 | Londonderry city walls are completed in 1618, the walls are up to 26 feet high and 35 feet thick with watchtowers and cannons. | Derry Town Walls, Derry (Londonderry) |
| 1854/00/00 | John A Dahlgren develops a bottle-shaped cannon with a thick breech to absorb the extreme pressure created by large powder charges. | Washington Navy Yard, Washington, DC |
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