Complex sentence: Viscount Norwich began to compile 24-page anthologies for friends in 1970, later producing around 2,000 copies a year and expanding to the United States in the mid- 1980s.
Split into simpler sentences: Viscount Norwich began to compile 24-page anthologies for friends in 1970. Later producing around 2,000 copies a year and expanding to the United States in the mid- 1980s.