Current Date: 02 Mar, 2026
{{entry.title}}

The Littlest Skyscraper: How J.D. McMahon’s 480-Inch Con Fooled Investors in 1919

In 1919, J.D. McMahon convinced investors to fund a 480-foot skyscraper, but he labeled the plans as 480 inches, building a 40-foot structure instead. After taking $200,000, he won in court since the plans matched what he built.

In the oil boom days of 1919 Wichita Falls, Texas, a bold con by J.D. McMahon gave the city one of its most bizarre landmarks: the Newby-McMahon Building, famously known as the “world’s littlest skyscraper.” This four-story, 40-foot-tall building became a monument to both investor gullibility and the power of fine print.

The Pitch: A Texas-Sized Skyscraper

As the oil rush transformed Wichita Falls into a bustling business hub, office space was in high demand. J.D. McMahon, a petroleum landman and structural engineer from Philadelphia, saw an opportunity. He pitched investors on a grand skyscraper project—an annex to the existing Newby Building—promising a towering 480-foot structure that would rival the tallest buildings in Texas and the world.

Investors, flush with oil money, eagerly bought in. McMahon raised $200,000 (worth over $3 million today) to fund the project, showing blueprints for a modern high-rise. But there was a crucial detail: the plans were labeled “480” with a double-prime symbol (″), denoting inches, not feet.

The Construction: Inches, Not Feet

When construction began, the reality quickly set in. Instead of a monumental skyscraper, workers erected a narrow, four-story tower just 40 feet tall—precisely 480 inches. The building was so small that it lacked an elevator or even stairs; ladders were needed to reach the upper floors. The structure was just 10 feet wide and 16 feet long, with about 118 square feet per floor.

The Fallout: A Legal Swindle

Enraged, the investors took McMahon to court, accusing him of fraud. But McMahon’s defense was airtight: the blueprints and all legal documents clearly specified 480 inches, not feet, and he had never verbally promised otherwise. The judge ruled in McMahon’s favor, and the investors’ signatures on the plans sealed their fate. McMahon promptly vanished from Wichita Falls, taking most of the $200,000 with him.

The only consolation for the investors was a partial refund from the elevator company, which canceled its contract after realizing the building’s true size.

A Building with a Legendary Legacy

The Newby-McMahon Building quickly became a source of embarrassment and local lore. It was featured in Ripley’s Believe It or Not! as “the world’s littlest skyscraper” and remains a quirky tourist attraction to this day. Despite its odd origins, the building survived the Great Depression, fires, and multiple threats of demolition, thanks to local preservation efforts.

Fun Facts and Trivia

  • The building is only 40 feet tall, with four floors and no elevator or stairs—just ladders at first.
  • Investors lost almost all of their $200,000, equivalent to over $3 million today.
  • The scam was so clever that it held up in court: the plans said “480 inches,” and that’s exactly what was built.
  • The building is still standing in downtown Wichita Falls and is now a historic landmark and tourist attraction.
  • The Littlest Skyscraper was once featured in Ripley’s Believe It or Not!.

Related Topic You Might Find Interesting:

Conclusion

The tale of the Newby-McMahon Building is a classic reminder to always read the fine print. J.D. McMahon’s audacious con left Wichita Falls with a unique piece of architectural history and a cautionary tale for investors everywhere. Today, the “world’s littlest skyscraper” stands as both a monument to Texas ambition—and a legendary example of the devil being in the details.

Similar Stories
The World’s First Seismograph: How Ancient China Detected Earthquakes 1,800 Years Ago

The World’s First Seismograph: How Ancient China Detected Earthquakes 1,800 Years Ago

Over 1,800 years ago, long before modern technology, the ancient Chinese astronomer and inventor Zhang Heng created the world’s first seismograph in 132 AD. This ingenious bronze device could detect distant earthquakes by releasing small balls from dragons’ mouths into toads’ mouths—each indicating a different compass direction. Its historic detection of an earthquake 400 miles away astonished the imperial court and transformed the way societies understood and responded to seismic events.

8 Interesting Facts About The Unsinkable Ship, TITANIC

8 Interesting Facts About The Unsinkable Ship, TITANIC

If you ask your friends what's the most famous ship in history the answer in most cases will be the same, of course the legendary Titanic. Its history is full of mysteries, at first it was a source of hope and national pride as well as proof of the triumphs of mankind but it soon became a source of nostalgia and pain, the extent of which cannot be described in words.

The History Behind the “No One Dies Alone” Program

The History Behind the “No One Dies Alone” Program

In 1986, while doing a night shift at the hospital, Sandra Clarke, a registered nurse, was asked by an elderly patient to stay. She promised to be back after checking on her other patients, but by the time she returned, the gentleman had passed away. Clarke became one of the key figures in launching No One Dies Alone, a program that allows volunteers to sit with terminal patients who have no one else.

Robert Odlum, the first person to jump off the Brooklyn Bridge

Robert Odlum, the first person to jump off the Brooklyn Bridge

The first person to jump off the Brooklyn Bridge was a professional high diver who "wanted to demonstrate that people did not die simply by falling through the air, thus encouraging people to be willing to jump from a burning building into a net." He proved himself correct by safely falling 135 feet through the air and dying only when he hit the water.

Medals of Friendship: The Enduring Olympic Story of 1936

Medals of Friendship: The Enduring Olympic Story of 1936

At the 1936 Summer Olympics, two Japanese pole vaulters named Sueo Oe and Shuhei Nishida tied for second, but they declined to compete against each other. As a result, Nishida was awarded the silver medal and Oe won a bronze medal. Upon returning to Japan, the athletes had their medals cut in half and spliced together to create new "friendship medals," which were half silver and half bronze.

Irena Sendler: woman who rescued Jews during holocaust

Irena Sendler: woman who rescued Jews during holocaust

Irene Sendler was the Zegota resistance group's head of the children's department. She risked her life to smuggle children out of the Warsaw ghetto, place them with Polish families or orphanages, give each child a new identity, and keep records so that they could be returned to their families. In 1943, the Gestapo arrested and sentenced her to death, but she was rescued by Zegota.

The Forgotten Story of Semipalatinsk and the Soviet Nuclear Experiments

The Forgotten Story of Semipalatinsk and the Soviet Nuclear Experiments

Between 1949 and 1989, the Semipalatinsk Test Site in Kazakhstan became the primary location for Soviet nuclear weapons tests, exposing millions of unsuspecting villagers to radioactive fallout. Known as the “Polygon of Suffering,” this remote desert witnessed 456 nuclear detonations that caused widespread health crises, birth defects, and generational genetic damage. This article narrates the chilling legacy of Semipalatinsk, unveiling the human cost of Cold War arms development and the ongoing struggle for healing and recognition in Kazakhstan.

Archaeologists Uncover 2,000-Year-Old Amazonian Cities Using Lidar Technology

Archaeologists Uncover 2,000-Year-Old Amazonian Cities Using Lidar Technology

Deep in the Ecuadorian Amazon, archaeologists have uncovered an ancient network of urban settlements once inhabited by the Upano people about 2,000 years ago. Using cutting-edge lidar technology, these discoveries reveal a highly organized society featuring sophisticated agricultural systems, drainage canals, and extensive road networks. This transformative find challenges long-held assumptions about ancient Amazonian societies and sheds light on a complex civilization thriving in one of the world’s most biodiverse regions.

A Brief History of the PlayStation Gaming Console

A Brief History of the PlayStation Gaming Console

Sony's PlayStation was never meant to be an actual product. Instead, it was intended to be a CD-ROM console that would support Nintendo games. However, when Nintendo backed out of the deal at the last minute, Sony went ahead and launched what soon became one of the most successful gaming consoles of all time.