Here in the United States, most people would write: Mr. Jones' house. The "correct" way is Mr. Jones's house. But many people (including most newspapers) feel that putting another "s" after the apostrophe looks funny. (By the way, even though most people write JONES', some pronounce it as if it were spelled JONES'S -- which is the "correct" way to pronounce it. But be careful: the JONESES is