A ring-gun made in Britain in 1870 that has 7 charges (.06 cal).
A gun in a lock made in the USA in 1897 is activated by two keys.
A legendary Colt (.12 cal) with only one charge.
An odd gun from an unknown producer.
1850. Japanese inkpot-gun.
A Swiss-knife gun.
A Pipe-gun (.22 cal).
A trap-gun that can be attached to a door.
And other very strange guns…
2) Another Ring-Gun.
3) A gun in a lighter.
4) A gun in a key.
5) Another clock-gun.