But the enthusiasm Dr. Scaife generated in audiences and the accolades of school principals changed Dr. Hull's mind.
Inside the auditorium the principal change is in the stage.
A principal change has been the phasing out of the draft in 1973.
Perhaps the principal change is in the play selection process, which has been broadened geographically as well as aesthetically.
The principal change was at middle linebacker, where Corey Widmer, a dependable run-stopping former defensive lineman, was replaced with Mike Barrow, a free agent from the Carolina Panthers.
Its principal change would extend the power to order the departure of foreign troops to the interim government coming into office on June 30.
For this reason, Tennessee is a proving ground for the principal change in the proposed bankruptcy law, now being refined in a Senate-House committee.
The principal change involved the replacement of Mr. Silverman's hand-picked top lieutenant, Teri Weinberg, with a veteran NBC program development executive, Angela Bromstad.
The principal change in skis is the sidecut that gives the shaped ski a form more like an hourglass: wider at the top and tail and narrower at the midpoint.
