Missing, however, is a display once present at the old store that talked about Mr. Shockley.
Watching a clip, we are at once present at and absent from the events taking place on our screens.
Dartnell agrees that the discovery could help researchers explore whether life was once present on other planets.
"But now it has a meaning for me, to memorialize a son that was once present and is no longer".
This means that some things that were once present to us become invisible, go off the screen; the compensation is that new things swim into view.
He said Mr. Chirac was once present when he handed about $700,000 in cash to Mr. Chirac's chief of staff.
He is married to a person at once present and departed — a wife afflicted with early-onset Alzheimer's, who now lives with her family in Australia.
In contrast, signals that vary in proportion to, say, the sound of an orchestra can be corrupted by "noise," which once present cannot be removed.
Barbie, once present in every little girl's bedroom, is becoming increasingly unpopular judging by global sales, which have fallen for the eighth straight quarter.
Yet the Republicans did once present the country with a strong collective vision, most notably in 1994, when they came to power swearing to enact a document called the Contract with America.
It's not like Aerosmith became too self-righteous or anything, but after they got clean, they did once present tour support band Guns N' Roses with T-shirts featuring all the rehabs they'd visited printed on the back.
