14th century Swedish hand cannon made from bronze.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...n_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...and_cannon.jpg
Previously:
https://www.homemadetools.net/forum/...013#post168225
https://www.homemadetools.net/forum/...801#post167459
https://www.homemadetools.net/forum/...463#post166337
https://www.homemadetools.net/forum/...389#post158331
https://www.homemadetools.net/forum/...545#post162583