However, much valuable material was lost during a fire of June 16, 1955.

"We'll just have to word the agreement so that any valuable materials under the surface are ours."

In addition, much valuable material that can ultimately be used has been frozen for the better part of one year.

Forget iti-And make room instead for new and valuable material.

He had collected valuable material from all of them.

His visit to the strong room had given him valuable material for a report.

It would have been in his character to have kept back the really valuable material.

The facility preserves valuable materials from throughout the company's history.

Why should we have to destroy a natural, valued and valuable material such as ivory?

A lot of valuable material is blocked along with the harmful content.