N'afọ 1908, o nwetara ihe nrite ọlaọcha n'egwuregwu gymnastics.
ihe omume na ndị otu Norway. N'afọ 1912, ọzọ dịka onye otu ndị otu Norway, ọ meriri ọla nchara na ndị otu egwuregwu mgbatị ahụ, ihe omume sistemụ Sweden.