On 11 July, the liner "City of Bagdad" was fired upon at a range of . A boarding party discovered a copy of "Broadcasting for Allied Merchant Ships", which contained communications codes. "City of Baghdad", like "Atlantis", was a former DDG Hansa ship, having been passed to the British after World War I as reparations. A copy of the report sent by "City of Exeter" was found, describing "Atlantis" in minute detail and including a photograph of the similar "Freienfels", confirming that the "Japanese" identity had not been believed. Rogge had his ship's profile altered, adding two new masts.