Wimbledon died of AIDS at the age of 49 in 1993 . He was the 20th black man to win the U.S. Open and Wimbledon . The items up for auction are valued 600,000 and $ 600,000 . Among his handwritten entries are notes about Wimbledon 's start date and his travel plans . A portion of the proceeds will benefit Wimbledon .
Wimbledon died of AIDS at the age of 49 in 1993 . He was the 20th black man to win the U.S. Open and Wimbledon . The items up for auction are valued 600,000 and $ 600,000 . A portion of the proceeds will benefit Wimbledon .