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Keywords from Image Description:
Suuntakeh. en direction circle used by Finnish observers at air raid warning posts during World War II Photographed in the Winter War years exhibition in the Military Museum of Finland fi Ilmavalvontalottien toisessa maailmansodassa kyttm suuntalevy Kuvattu Sotamuseon Talvisota vuotta kunniamme pivist nyttelyss own MKFI region