In a simple explanation, the human eye has two types of light receptors – cones and rods. The cones are for daytime vision and the rods are for nighttime vision. During the day the rods are shut off by bright light. At night the rods are activated and have about twice the sensitivity as the cones. Also the rods have no sensitivity in the red region and do not respond to the red light – this i
Forum: General Discussions

I thought that I would share a story about Volkmar König. I was doing research on Wolfgang Heyda and obtained Volkmar König's address. I composed a carefully written letter, requesting information about Heyda, which I translated into German. I received some additional help with the translation and sent both the English language version and the translated version off to Volkmar König. F
Forum: General Discussions

Reference Crew 32 I have just received a message from Hans Mair that the last living survivor of the Niobe Fredrich Wilhelm Rasenack has passed away. He was born 4 April 1914.
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have resent information if not received send email to rodneym5@yahoo.com
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You have mail. Bio by Fritz Wentzel Single or Return?
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According to what I have been told. Senior U-boat officers were initially classified as militarist and were held approximately two years after the war and were interviewed to determine their political affiliation. As the Kriegsmarine discouraged political affiliation among it officer ranks very few had a Nazi affiliation. This might not have been the case for the later submarine officers who gr
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You have mail - hope it is of help. The references are five years old, but they should be helpful. Go to the below listed webpage and in the search function type in the U-boat numbers such as (u-100 or u100) and the term "U-boat" use quotes for U-boat I searched for quite a while with much help from Roger Griffins and we could not locate the U-99 file. Rodney Martin
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Other boat tours: For those of you who are out and about in the US this summer, "not too far" from Chicago the submarine, USS Silversides SS236, can be seen at the Great Lakes Naval Memorial & Museum in Muskegon Michigan. Then if on the east coast - on the Thames River in Groton, Connecticut the NAUTILUS, first nuclear boat to be built, can be toured. Rodney Martin
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Many thanks! ! ! Any copy is better than no copy. I will transcribe. it. Rodney
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On 21 December 1941 U-751 torpedoed HMS Audacity. Is the KTB page for the sinking of Audacity available online? Any help in obtaining a copy of the page(s) is greatly appreciated. Rodney Martin
Forum: General Discussions