You say that he has contributed materially to the progress of your investigation.

So his uncle had already contributed materially to his security.

Their expertise, it can be stated, contributed materially to the prosperity of the country.

During this period his services were conspicuously efficient and contributed materially to the success of these operations.

This removal must have long-term effects and contribute materially to the stability of the Earth's climate.

Geel materially contributed to the development of classical studies in the Netherlands.

Chrysler Corporation contributed materially to the modern development of the starter motor.

By his initiative, perseverance and ability he contributed materially to the success of those major operations against the enemy.

The sale of both books was rapid, and contributed materially to further the object of the Society.

This action contributed materially to the support of our forces at Saipan Island.