Houston also incorporated costume changes during her sets for the first time.
The work has continued ever since, incorporating changes in technology - from microfilm to the Internet - along the way.
The Model 81 also incorporates changes to the action.
Care has been taken to incorporate political changes since the previous edition, in 1992.
On Monday night, others were seeking to incorporate changes to immigration laws as well.
It incorporated several changes in response to the lengthy development trials.
Hannant tried to incorporate changes but says he did not have enough money.
The model incorporated major changes in design, functionality and technology.
It is expected to incorporate several major changes, all reasonable under the circumstances.
For several years, a number of big companies have incorporated energy-efficient changes in their stores and offices.