British steamship Lord Byron visited Denice, Turkey according to a letter of the German naval attaché at Istanbul dated 22 December 1939

In his letter dated Istanbul,  22 December 1939 No. 575g reported the German naval attaché to the Oberkommando der Wehrmacht Abteilung Ausland the steamships passing Istanbul. An item reported that the British steamship Lord Byron was armed with 1 gun and 1 flak at the stern. She unloaded at Derince, Turkey 90 guns, 50 flaks,40 medium sized tanks, 150 machine guns and 700 ton ammunition. Calibre and so on unknown.

Source

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