I te tau 1922 i tohu a Santillán i FORA i te hanganga o te International Workmen's Association (IWMA) i Berlin; i te wa i reira ka timata ia ki te ako i te rongoa, ka mohio ki a Elise Kater, nana nei i riro tana wahine. Ko te tuatahi o nga mahi maha mo te hitori me te ariā o te anarchism i whakaputaina i tenei wa <unk> "Ricardo Flores Magón: Apostle of the Mexican Social Revolution
" me te "Anarchism in the Labour Movement" i puta i te tau 1925.