Helena Mannervesi
Helena Mannervesi is a Finnish orienteering competitor. She received a silver medal in the relay event at the 1981 World [Orienteering Championships] in Thun together with Marita Ruoho, Liisa Veijalainen and Outi Borgenström.
Helena Mannervesi is a Finnish orienteering competitor. She received a silver medal in the relay event at the 1981 World [Orienteering Championships] in Thun together with Marita Ruoho, Liisa Veijalainen and Outi Borgenström.