An unusual piece of Olympic history is to be protected for future generations. Tucked away in the grounds of Cobdown House, in Ditton, is a modest prefabricated wooden hut which was Finland’s contribution to the 1948 Olympic Games – a sauna. English Heritage has agreed to formally list the building as being of historic importance after a campaign that involved Chatham and Aylesford MP Tracey Crouch, the Finnish ambassador Jukka Siukosaari, the Cobdown Sauna Club and others. The building was a gift to the Games by a Finnish company called Puutalo Oy, which specialised in prefabricated buildings…