WRIGHT'S DRY HUMOR OFFERS OASIS OF LAUGHS.(CAPITAL REGION)

Byline: GREG HAYMES Staff writer

No question about it, comedian Steven Wright's delivery is so dry that he makes the Sahara look like an oasis by comparison.

``My grandfather was insane,'' he deadpanned. ``He had a summer home and winter home on the same street.

``He said he didn't like to travel.''

With his deadly monotone voice, Wright has been making us laugh since 1982 when he made his first appearance on ``The Tonight Show With Johnny Carson.'' There's something utterly endearing about his schlump-next-door manner juxtaposed with a kind of curiosity that seems to be filtered through the fifth or sixth dimension.

``So I called …