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Horace Lawson Hunley

Horace Lawson Hunley is a engineering topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Horace Lawson Hunley rather than just read about it. In short: Horace Lawson Hunley (December 29, 1823 – October 15, 1863) was a Confederate marine engineer during the American Civil War. He developed early hand-powered submarines, the most famous of which was posthumously named for him, H.

Horace Lawson Hunley — main illustration
Horace Lawson Hunley — illustration

Key takeaways

  • Horace Lawson Hunley belongs to engineering; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Horace Lawson Hunley to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Horace Lawson Hunley from memory before moving on to harder problems.

Reference excerpt

Horace Lawson Hunley (December 29, 1823 – October 15, 1863) was a Confederate marine engineer during the American Civil War. He developed early hand-powered submarines, the most famous of which was posthumously named for him, H. L. Hunley.

Biography Hunley was born in Sumner County, Tennessee, to Louisa Harden Lawson and John Hunley. After relocating to New Orleans, Hunley studied law at the University of Louisiana and was admitted to the bar in 1849. He served in the Louisiana State Legislature and practiced law in New Orleans. In response to the Union blockade of southern ports, the Confederate government offered bounties of up to $50,000 to anyone who sank a Union warship. In the summer of 1861, the Reverend Franklin Smith advocated Southern businessmen pursue submarine warfare, in writings to Southern newspapers. At this time Hunley joined engineer James R. McClintock and Baxter Watson in building the Pioneer (submarine). In order to prevent her capture, the submarine had to be scuttled during trials in Lake Pontchartrain when New Orleans fell to Union forces in early 1862. The Pioneer would later be raised in 1868 and sold for scrap later that year. Hunley, with McClintock and Watson, followed by building the American Diver. The second submarine was towed to Fort Morgan and attempted an attack on the Union blockade of Mobile. However, the submarine foundered in foul weather and sank in the mouth of Mobile Bay. without any casualties, as the crew was able to escape. Hunley organized and arranged funding for a third submarine. The third boat, the H. L. Hunley, was one-third financed by Hunley, one-third by E. C. Singer (an associate of Horace's in the Confederate Secret Service and nephew of Isaac Singer, constructor of the sewing machine), and the remaining third to Singer associates R. W. Dunn and J. D. Breaman. Singer named the third vessel the H. L. Hunley to honor Horace's devotion and efforts to his sub projects. After a demonstration held on July 31, 1863 was successful by sinking an old barge the submarine was transported to Charleston harbor and presented to General P. G. T. Beauregard. Five men from the first crew of the Hunley died during early tests when she was accidentally swamped by the wake of a passing ship through her open hatches; four managed to escape. Another crew was recruited by Hunley who promised Beauregard a timely attempt. This crew included experienced crew members from earlier experiments. On October 15, 1863, Hunley took his turn at command during a routine exercise. The vessel again sank, and this time all eight crew members were killed, including Hunley himself. The vessel was later raised and used again in 1864 in the first successful sinking of an enemy vessel (USS Housatonic) by a submarine in naval history. The operation was also fateful for the H. L. Hunley herself, which sank a third time, and for the second time losing all hands. Upon recovery of the submarine and associated artifacts, it was discovered that the spar torpedo exploded while still attached to the spar. The system was designed to have the submarine ram the torpedo barb into the hull, back off to a safe distance, then activate the ignition via a long-length of rope. The submarine was never intended to be that close to the explosion and probably suffered significant structural damage, which contributed to her loss. Horace Lawson Hunley was buried with full military honors at Magnolia Cemetery in Charleston, South Carolina, on November 8, 1863.

References

Bibliography

Duncan, Ruth H. (1966). "The Captain and Submarine CSS H. L. Hunley". Tennessee Historical Quarterly. 25 (4): 377–378. JSTOR 42622906. Hicks, Brian (January 2014). "One-Way Mission of the H. L. Hunley". Naval History Magazine. Vol. 28, no. 1. U.S. Naval Institute. Pizzuto, Greg (2001). "The Life and Death of H.L. Hunley". The Charger (Fall). The Cleveland Civil War Roundtable. Archived from the original on 9 April 2019. Sledge, John S. (29 May 2015). The Mobile River. University of South Carolina Press. pp. 188–189. ISBN 978-1-61117-486-1.

External links

Friends of the Hunley Horace Lawson Hunley at Find a Grave

Illustrations

Horace Lawson Hunley illustration
Horace Lawson Hunley illustration
Horace Lawson Hunley illustration
Horace Lawson Hunley illustration

Worked examples

Example 1 — a first encounter with Horace Lawson Hunley

Start with the simplest possible case. Write down what Horace Lawson Hunley claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Horace Lawson Hunley before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Horace Lawson Hunley ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Horace Lawson Hunley

In research
Horace Lawson Hunley appears in engineering research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Horace Lawson Hunley in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Horace Lawson Hunley is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1823 births, 1863 deaths, 19th-century American engineers, so understanding it makes those chapters shorter.
In everyday life
Look for Horace Lawson Hunley outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Horace Lawson Hunley in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Horace Lawson Hunley means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Horace Lawson Hunley out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Horace Lawson Hunley in simple terms?

Horace Lawson Hunley (December 29, 1823 – October 15, 1863) was a Confederate marine engineer during the American Civil War. He developed early hand-powered submarines, the most famous of which was posthumously named for him, H.

Why does Horace Lawson Hunley matter?

Because it connects several engineering ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Horace Lawson Hunley?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Horace Lawson Hunley.

Tags

  • 1823 births
  • 1863 deaths
  • 19th-century American engineers
  • 19th-century owners of plantations in the United States
  • American marine engineers
  • Burials at Magnolia Cemetery (Charleston, South Carolina)
  • Confederate States Navy officers
  • Confederate States of America military personnel killed in the American Civil War
  • Deaths due to shipwreck
  • Inventors killed by their own invention
  • Owners of plantations in Louisiana
  • People from Sumner County, Tennessee

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