http://pttegjt6frk73wmbsbf47hu4l6kjio6oedmv3xivpu4iz3rslika.b32.i2p/wiki/The_Red-Headed_League?lang=en
While studying this prospective client, both Holmes and Watson notice his red hair . Wilson tells them that some weeks before, his young assistant, Vincent Spaulding, urged him to respond to a newspaper advertisement by "The Red-Headed League" offering highly-paid work to only red-headed male applicants.