Frederick Dennis Pilkington, 70, was last seen on December 1, 1998, near the Table Rock area in Niagara Falls, Ontario. Witnesses described him that day as despondent. He is a Caucasian male, 5 feet 10 inches, about 181 pounds, medium build, fair complexion, balding with short gray hair and blue eyes, and has a scar in the middle of his abdomen.

At the time he was wearing a blue windbreaker, a black and white plaid shirt, black dress pants, black loafers and a dark-colored cap. The Niagara Regional Police Service is investigating; his disappearance remains unexplained and the case is still open and listed in missing-person databases to keep his information accessible.

Does anyone have memories of seeing Frederick near Table Rock on December 1, 1998, or information that could help investigators?