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Category Archives: Military History
Tank Track Ground Pressure Examples
I have been reading some military history on tank operations during the WW2 and the subject of the ground pressure exerted by the tank's tracks has figured prominently in the discussions on the Eastern Front. The T34/85 was mentioned as a particularly mobile tank because of its low ground pressure. Since I am working diligently on improving my web scraping skills, I decided to generate a short table of the ground pressures of some famous tanks. Continue reading
Posted in Military History
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Book Review: Against The Tide
I have been working my way through a number of management books lately. The best of the lot, Against the Tide, was written by Admiral Dave Oliver about the management principles of Hyman G. Rickover (Figure 1). Years ago, I worked for a retired sub captain named Ernie Fischer. He had a number of interesting stories about serving on a nuclear submarine and about Hyman G. Rickover, the man responsible for creating the modern nuclear navy. Continue reading
Posted in Management, Military History
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Old West Cavalry Distributions of Age and Countries of Origin
When I was a boy, my father often told me stories of his grandfather, Louis Bauer, who was a member of the US Cavalry on the American Frontier. In fact, my father left my brother Tim the watch, spurs, and shaving cup that Louis used when he served in the cavalry. I used to wear the spurs for fun as a kid. Continue reading
Posted in History Through Spreadsheets, Military History
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WW2 Reticles
I have watched a lot of old WW2 combat footage, and I have noticed that many of the machine guns and fighter planes had similar reticles. A reticle is a fine-grid of lines used in conjunction with an eyepiece to assist in taking measurements or with accurately pointing an instrument. Figure 1 shows a reticle similar to what I have seen in numerous combat scenes. Continue reading
Posted in Ballistics, Military History
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Mass-Energy Conversion Example
Since 2015 is the 70th anniversary of the end of World War 2 (WW2), C-SPAN has been running a number of oral history interviews with people who worked on the Manhattan Project. I have found these interviews very interesting. You can find them on YouTube and watch them for yourself. Continue reading
Posted in General Science, History of Science and Technology, Military History
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Submarine Fuel Math
Introduction I just read an interesting article about an arctic environmental problem being presented by a Soviet-era nuclear submarine that had been scuttled back in 1982 (Figure 1). Apparently, scientists are now concerned that the submarine's reactor could leak dangerous … Continue reading
Posted in General Science, Military History, Naval History
3 Comments
Presidential and Civil War Trivia
Quote of the Day Pay no attention to what the critics say; There has never been a statue erected to a critic. — Jean Sibelius I like to watch CSPAN's history coverage. During a recent program, I heard an historian … Continue reading
Posted in Military History
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Excellent Video on Breaking the Japanese JN-25 Code During WW2
Those of you World War 2 history buffs may find this video lecture on the breaking of the Japanese naval codes. I have read a number of books on the topic, but I did not know that so much work … Continue reading
Posted in History of Science and Technology, Military History
Tagged codebreaking, early computers, history, WW2
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World War 2 Submarine Hull Thickness Math
Quote of the Day How are the children? — Masai warrior greeting, intended to ensure that the warriors always keep their number one priority in mind. I was reading a blog post on Gizmodo that did a bit of math … Continue reading
Posted in Military History, Naval History
2 Comments