Sobraon nautical training ship Prison or reformatory The second nautical training school on the ship Sobraon at Cockatoo Island, designed to rehabilitate destitute boys. Name Alternate HMAS Tingira {"name":"Alternate","target":"","target_text":"HMAS Tingira","date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Property Occupied NSS Sobraon 1892 - 1911 {"name":"Occupied","target":"NSS Sobraon","target_text":null,"date":{"#markup":"<span class='date'>1892<\/span><span class='separator'> - <\/span><span class='date'>1911<\/span>"},"date_start":"1892","date_end":"1911"} Type Prison or reformatory {"name":"Prison or reformatory","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} image image image image image image image image image