He frequently used art to illustrate a concept during his classes.

He illustrated ads for many of the top magazines during the 1950s and 1960s.

Within medicine, they can illustrate the effects of drugs on patients during drug trials.

Daugherty wrote and illustrated several children's books during his career.

The triangle is meant to illustrate the relationship between the earth and the sun at four seasonal points during the year.

She illustrated 63 children's books during her lifetime, sometimes working alone and sometimes with other artists.

Scipio illustrates the sometime personal nature of the attacks during the war.

In 1919, the total money received by the Stockyards was $8,257,798, illustrating the success of the yards during this time.

The section illustrates the severity of political oppression during the centennial events.

These versions are specially valuable as illustrating the change of the English language during the period they cover.