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Prussian s 9 (experimental)

class of 2 experimental 4-4-4 locomotives

Pronunciation
/ˈprəʃən es 9 ( ɪkˌspɛrəˈmɛntl )/
/ˈprʌʃən ɛs 9 ( ɪkˌspɛrɪˈmɛntəl )/