Preserved Linke-Hoffman Ες-721/7.721 steam locomotive of <a href="https://en.wikipedia.org/wiki/en:Organism%C3%B3s_Sidirodr%C3%B3mon_Ell%C3%A1dos" class="extiw" title="w:en:Organismós Sidirodrómon Elládos"> OSE</a> at Patras Depot, Greece.
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