With study of the past came a growing awareness that the world in which the classical authors lived was quite different from the present.

He also felt schooling paid too much attention to classical authors.

I had never seen a classical author taken in such large gulps before.

These studies included the works of Classical authors on history, philosophy, and science, including mathematics.

Many of these details differ from accounts in the classical authors.

Classical authors, we are told, accounted for "around 5 percent of all printed books published in the 15th century."

He also preferred the work of classical authors, such as Horace.

The form and style of the text are much indebted to classical authors.

Fuchs tried to identify the plants described by the classical authors.

He enlarged the conventional range of classical authors proposed for study.