I got out on the road a great deal, collecting material.

He began working on it in 1873, having collected material since 1870.

She went to Russia to collect material and came here to put it together.

He collected materials for other works, but did not live to finish them.

At 20 years old, he was collecting material from books, magazines.

You will need to collect your tools and materials first.

Most of the material collected by the expedition was put away and didn't see the light again until late in the 20th century.

It is possible that he may have been employed to collect materials for them.

Ten years to collect materials and warm my mind with universal science.

"It's a wonderful example of a community library, with material collected over the years."