Education
In 1908 he finished tenth in the pole vault and twentieth long jump.
artistic gymnast athletics competitor
In 1908 he finished tenth in the pole vault and twentieth long jump.
Silfverstrand competed for Stockholm clubs, though he lived in Helsingborg. After retiring from competitions he worked as a sports instructor in Finland (1919-1920 and 1925-1927), Denmark (1922-1925) and Norway (1927-1936). In 1933 he received Norwegian citizenship, and between 1936 and 1941 worked as a physical therapist in Norway.