The articles covered a period of more than five years.

This article covers a period of just under 2,000 years.

Article 1 should cover not only domestic work, but also household services.

This article covers the history of London in the 19th century.

This article covers the history of science and technology in Mexico.

This article has covered a lot of ground, but it's missed just as much.

This article covers some of these techniques as seen in history and the present day.

This article covers the early 45-calibre family of guns up to the 1970s.

A few months later the journal published an article covering similar ground.

This article covers the phase of the movement between 1955 and 1968, particularly in the South.