""A Secret Agent In Port Arthur"" is a book written by William Oliver Greener and published in 1905. The book is a first-hand account of the author's experiences as a secret agent during the Russo-Japanese War. It is set in Port Arthur, a city in Manchuria that was under siege by the Japanese army for several months.The book provides a detailed description of the author's activities as a spy, including his efforts to gather information about the Russian...