Cunard Line mail boats armed according to the Dutch magazine Marineblad dated 1936 no. 5

An item referred to the magazine Marine Rundschau dated July 1936 reporting that the mail boats of the Cunard Line were fitted out with 15cm gun mountings to be paid by the British Admiralty. In the contract between the Admiralty and the Cunard Line was further more agreed that the steering gears were to be protected, as much as possible was trained with the Royal British Navy in signalling and that the crews were to persuade to enter the naval reserve.