. "NSB El 2 was a series of two electric locomotives built by Norsk Elektrisk & Brown Boveri and Thune for the Norwegian State Railways in 1923. They remained in service until 1967. Neither has been preserved."@en . . "NSB El 2"@en . . "1923Z"^^ . "2"^^ . . "1923Z"^^ . "12.7"^^ .