An unidentified radio officer in the radio room at the after end of the boat deck on board the Federal Steam Navigation Company cargo liner Otaio (1958). He is sitting at the desk operating the morse key and is surrounded by Marconi cabinets. The clock is reading 6.40. Negative number N85710CN is a duplicate negative of colour transparency P64387CT. Transparencies P64387CT to P64389CT inclusive were taken on the same occasion.