And, in fact, unless one chose to make a fairly thoughtful survey of the reading matter extant, there were few, if any, certain indications that the former occupants had both reached voting age within the predominantly juvenile dimensions of the room.
There are no more uses of "extant" in the book.
Show samples from other sources
But as you know, to do this with extant technology would have been prohibitively expensive for the average person.
Dave Eggers -- The Circle
"That was one of only five extant copies!" he moaned.