Frank Schnuering, also known as Franz, was 80 when he walked out of his Brooklyn home near Avenue X and Ocean Avenue on May 15, 1989, and never returned. He was living with Alzheimer’s disease at the time and is considered an endangered missing person. At disappearance he was described as 6 feet tall, 165–175 pounds, with white hair, gray eyes, and a mustache; he had a scar on his shoulder and was carrying a black or brown wallet and about $1,400 in cash. He wore a tan or beige coat with a fur collar, brown pants, a grey cap, and black shoes.

Family and the New York City Police Department searched but no witnesses or leads came forward. The investigation remained open with no significant developments reported. If anyone remembers seeing Frank in Brooklyn around May 15, 1989, or has information about his whereabouts, please share what is known.