sentences:  Number 4 seed Budge Patty was the defending champion, but lost in the second round to another American, the unseeded 17-year-old Ham Richardson.After defeating Patty, Richardson went out in the fourth round, losing to another unseeded player, the Brazilian Armando Vieira; this was Vieira's most successful Wimbledon, but he lost in the quarterfinals to South Africa's Eric Sturgess, a former world number one, in straight sets.McGregor reached the final by defeating Sturgess in the semifinals.