A outside right, Kirchen had to fight for a first team spot with Joe Hulme (who started the 1936 FA Cup Final ahead of him), but by the start of the 1936-37 season, Kirchen was the Gunners' first-choice outside right.
Born in Santa Catarina Pinula, source of his nickname, López played as an Outside right and made his domestic league debut with Comunicaciones in 1955, and would go on to play 14 seasons at that club, winning four league titles, one domestic cup, and three Campeón de Campeones (Guatemala Super Cup).
They had funded the legal costs of outside right, Herbert Kingaby, but erroneous strategy by the player's counsel resulted in the suit being dismissed.