Around the time of World War I women started using it.

Around the time of World War I, the firm acted in patent litigation regarding electric light bulbs.

By the time of World War I, the Order had evolved into six classes:

At the time of World War I, the church had 22,000 members.

By the time of World War I, the German proletarian sports movement included more than 350,000 participants.

His playing career had ended by the time of World War I (1914-1918), and he died in November 1934 at the age of 52.

His career began around the time of World War I and continued to the 1950s.

For example, about the time of World War I, radium was popular as a cure-all.

There were thirteen houses by the time of World War I and more than a hundred were built in the 1920s.

At the time of World War I, he stopped publishing.