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

Shopping on Amazon

As an Amazon Associate I earn from qualifying purchases.

Google Ad

Google Ad