Mark XVTopics referred to by the same term / From Wikipedia, the free encyclopedia Mark XV or Mark 15 often refers to the 15th version of a product, frequently military hardware. "Mark", meaning "model" or "variant", can be abbreviated "Mk." Mark XV or Mark 15 may refer to:
Mark XV or Mark 15 often refers to the 15th version of a product, frequently military hardware. "Mark", meaning "model" or "variant", can be abbreviated "Mk." Mark XV or Mark 15 may refer to: