"726"^^ . . . "Telewizor, Sputnik"@en . . "3.0"^^ . "1957Z"^^ . "4.62"^^ . "PKP ET21"@en . "PKP ET21 is a name for a Polish electric freight locomotive produced between years 1957 to 1971 in Pafawag. It was the first post-war Polish electric locomotive, designed in 1955. Besides being delivered for PKP, ET21 locomotives were delivered to the mining industry, where they are used up to now."@en . "1971Z"^^ . "16.82"^^ .