Mark I or Mark 1 often refers to the first version of a weapon or military vehicle, and is sometimes used in a similar fashion in civilian product development. In some instances, the
Arabic numeral "1" is substituted for the
Roman numeral "I". "Mark", meaning "model" or "variant", can itself be abbreviated "Mk." It may refer to:
Military and weaponry
Mark I tank (1916), the first tank to be used in combat
This
disambiguation page lists articles associated with the title Mark I. If an
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