Career
With three gold and two silver medals he was the most successful athlete at the 1912 Olympics. Vilhelm and Eric were the youngest of four children of a veterinarian, who died when they were 12 years old. The twins became military officers in 1901 and retired in the rank of major.
In 1911 they became physical education instructors.
Besides shooting, Vilhelm was a keen gymnast, who took part in the exhibition at the 1906 Olympics and helped organizing gymnastics events at the 1912 Games. In 1921 Vilhelm married the singer Elsa Reuter.