Side building, Kristianinkatu 12 Side building, Kristianinkatu 12 Share The side building at Kristianinkatu 12 in the 1930's. Photograph taken by the owner of the property owner. Show on map Used in articles The oldest wooden house in Helsinki Article Article Go to content Photographer Helsinki City Museum / Martta Bröyer Finna.fi record Open in Finna(Link leads to external service) Formats Image Photo Authors Bröyer, Martta Copyrights PDM Buildings Helsinki City Museum