Additional modifications were made at the end of the 19th century and again in 1938.

As a result, additional modifications were made and this is now, in fact, an established practice.

Following the first tests, a series of additional modifications was introduced.

For 2010 additional modifications were made to the circuit to improve safety.

For added security, however, each individual message was encrypted using an additional key modification.

And additional modifications have been made for 1989 returns.

Applications originally built using other development tools might require additional modification.

Additional modifications to the filter beds provided only temporary relief.

The price per plane now is about $15 million, and can exceed $20 million with additional modifications.

Landlords gave qualified supported to the proposal, but called for additional modifications.