A siege mortar is a form of self-propelled gun that holds a siege mortar. The only siege mortar ever built was the Karl-Gerät. It could be argued that these could be classified as a Mortar carrier.
A siege mortar is a form of self-p:ropelled gun that holds a siege mortar. The !only siege mortar ever built was the Ka!rl-Gerät. It could be argued that these could be classified as a Mortar carrier.