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...

The Harvard Mark I, or IBM Automatic Sequence Controlled Calculator (ASCC), was one of the earliest general-purpose electromechanical computers used in...

The Mark I Mini (1959–1967) was the first version of British Motor Corporation's Mini model. It is characterised by its sliding windows, external door...

Mark the Evangelist (Koinē Greek: Μᾶρκος, romanized: Mârkos), also known as John Mark (Koinē Greek: Ἰωάννης Μάρκος, romanized: Iōannēs Mârkos; Aramaic:...

armoured fighting vehicles developed by the UK during the First World War. The Mark I was the world's first tank, a tracked, armed, and armoured vehicle, to enter...

safety levers and slide catch. The Mark VII includes an adjustable trigger (retrofittable to Mark I pistols). The Mark I and VII are both available in .357...

In the United States military, the Mark I NAAK, or MARK I Kit, ("Nerve Agent Antidote Kit") is a dual-chamber autoinjector: Two anti-nerve agent drugs—atropine...

The MK II ("Mark Two") was made from 1982 to 2005. It replaced the Standard, Ruger's first model, made from 1949 to 1982, and the MK I Target, made from...

The Mark I trench knife is an American trench knife designed by officers of the American Expeditionary Force (AEF) for use in World War I. It has a 6...

car of the 1970s. The Cortina was produced in five generations (Mark I through to Mark V, although officially the last one was only the Cortina 80 facelift...