French merchant steamship Phenix visited the Black Sea according to a letter of the German naval attaché at Istanbul dated 27 January 1940

In his letter dated Istanbul, Turkey 27 January 1940 No. 690g. reported the German naval attaché to the Oberkommando der Wehrmacht Abteilung Ausland the ships passing Istanbul coming out of the Black Sea and loaded with contraband for or chartered by the enemy. An item reported on 19 January 1940 the French steamship Phenix loaded with 6,785 ton petrol underway from Constanta, Romania towards Blaye and Rouen, France. Passed on 20 January F.T. Oberved on 19 January 1940 armed with 1 gun on the bow, 1 gun on the stern and amidships 1 flak.

Source

Bundesarchiv. German Marineattaché for , Greece, Romania and Bulgaria 1939-1941. RM 12-II/459.