Is Crystal Palace F.C. the world's oldest professional football club?

It has always been believed that Crystal Palace Football Club was formed in 1905. With the help of author Peter Manning, Palace TV's Chris Grierson searches for the truth. A truth that will re-write the club's history books and reveal that not only was cricketing legend WG Grace a key figure in the formation of the professional club, but a claim can also be made to be the oldest football club still playing professionally.