Cdf du Nord 4-cylinder compound 1st series Super Pacific no. 3.1215 at Boulogne Quai on 10/4/1931. This class of 40 engines was built by Ateliers du Nord de la France à Blanc-Misseron between 1920 and 1923. All would pass into SNCF ownership and be renumbered in the series 231C 1 thru' 40.
[Mike Morant collection]