The history of aviation is written in moments of brilliant achievement and sudden silence. The first week of July gives us both — two milestones on Independence Day twenty years apart, and one disappearance that the world has never stopped trying to explain.

We start on July 4th, 1908, in a grape-growing town in upstate New York, where a motorcycle racer named Glenn Curtiss flew a fragile biplane called the June Bug 1,550 meters in front of witnesses who certified every foot of it. The Scientific American Trophy. The fury of the Wright brothers. And the beginning of a career that would shape American military aviation for the next decade.

Then July 4th, 1927 — nineteen years later to the day — when a sleek wooden aircraft called the Lockheed Vega lifted off from Burbank, California for the first time. No struts, no bracing wires, smooth as an egg and fifty miles per hour faster than anything else carrying passengers. Over the next decade, that aircraft and its sisters would carry Wiley Post around the world, carry Hubert Wilkins over the poles, and carry Amelia Earhart solo across the Atlantic in 1932. The Vega didn't just set records. It made records possible.

And finally, July 2nd, 1937 — when Earhart and her navigator Fred Noonan, flying a newer Lockheed design on an around-the-world attempt, made their last radio transmissions to a Coast Guard cutter that could hear them but couldn't respond. The search covered 250,000 square miles of Pacific Ocean and found nothing. The ocean has kept its secret for nearly ninety years.

Two Independence Days. One disappearance. All of aviation between them.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

WINDOWS OF FLIGHTEpisode Summary: The Fourth Week of June

The history of aviation is full of moments when human beings looked at something that had never been done and decided to do it anyway. The fourth week of June gives us three of them — a floating hotel with mahogany paneling that became the world's first airline, two Army lieutenants who threaded a needle across the Pacific by sextant and radio, and the pilots who kept an entire city of two and a half million people alive through the longest winter of the Cold War.

We start on June 19th, 1910, in Frankfurt, Germany, where the world's first scheduled passenger airline service began — not with an airplane, but with a zeppelin. DELAG, the German Airship Travel Corporation, offered its passengers wicker chairs, mahogany paneling, large windows, and a promenade deck from which to watch the countryside slide past at forty miles an hour. Between 1910 and the outbreak of the First World War, they carried more than 37,000 passengers without a single fatality. It was the future — until it wasn't.

Then June 28th, 1927, and a Fokker trimotor called the Bird of Paradise lifting off from Oakland, California with two Army lieutenants at the controls. Lester Maitland and Albert Hegenberger were pointing their aircraft at Hawaii — 2,407 miles of open Pacific with no landmarks, no alternates, and no margin for error. Hegenberger had spent two years building the radio navigation system that would guide them there. What happened when the signal faded is the kind of story that makes you appreciate every instrument approach you've ever flown.

And finally, June 26th, 1948, at Tempelhof Airport in West Berlin, where a C-47 touched down with sacks of flour and the Berlin Airlift began. The Soviet Union had closed every road, rail line, and canal into the city two days earlier. Two and a half million people needed 4,500 tons of supplies every single day just to survive. The math said it couldn't be done by air. The men who flew it anyway — including a pilot named Gail Halvorsen who started dropping chocolate bars on handkerchief parachutes to the children at the fence — proved the math wrong for fifteen months straight.

Three stories. Three different ways the airplane changed what the world believed was possible.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

The history of aviation is not just the history of aircraft. It is the history of the people who fought their way into the sky against every obstacle that stood between them and the horizon. The third week of June belongs entirely to three women who were told, in one way or another, that aviation wasn't for them — and who went anyway.

We start on June 15th, 1921, in a small coastal town in northern France, where a twenty-nine-year-old woman from Waxahachie, Texas walked out of a flight school and into history. Bessie Coleman had been turned away by every American flight school she applied to — because she was a woman, because she was Black, or both. So she learned French, crossed an ocean, and earned her international pilot's license in France. She came home a barnstormer, used her visibility to fight segregation, and spent the rest of her short life saving money to build a flight school for Black Americans. The school she never got to build cast a long shadow — one that reaches all the way to the Tuskegee Airmen.

Then June 17th, 1928, and a red-and-gold Fokker trimotor called Friendship lifting off from Newfoundland with Amelia Earhart aboard. She wasn't flying the airplane that day — and she knew it. Her own word for her role on the crossing was "cargo." The discomfort she felt about the glory that followed drove her for the next four years, until she climbed into a Lockheed Vega alone and crossed the Atlantic on her own terms. The 1928 flight matters not for what she did, but for what she refused to let herself get away with not doing afterward.

And finally, June 21st, 1913, at Griffith Park in Los Angeles, where a four-foot-eight carnival performer named Tiny Broadwick became one of the first people ever to parachute from a powered aircraft. The following year, demonstrating for the Army in San Diego, she made a split-second decision that detached her from her static line and sent her into free fall — and the improvised hand-pull that brought her parachute open became the foundation for every ripcord that has ever saved a pilot's life.

Three women. One week. All of aviation changed.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

The history of aviation is built on two things in equal measure: the courage to attempt the impossible, and the determination to make the impossible ordinary. The second week of June gives us both — a flying washboard that convinced a nation to trust the airplane, and two men who crossed the North Atlantic in an open cockpit, nearly died several times, and landed nose-first in an Irish bog.

We start on June 11th, 1926, at Ford Airport in Dearborn, Michigan, where a blocky, corrugated, gloriously unglamorous aircraft lifted off for the first time. The Ford Trimotor — the Tin Goose — wasn't fast, wasn't quiet, and wasn't particularly comfortable. What it was, was trustworthy. Henry Ford put his name and his marketing machine behind it, and a generation of Americans who had never considered setting foot on an airplane gradually changed their minds. You can still ride in one at EAA AirVenture in Oshkosh every summer. It's loud. It's slow. It's magnificent.

Then we go back seven years to June 14th, 1919, and a makeshift grass runway in St. John's, Newfoundland, where a Vickers Vimy loaded to its limits with fuel climbed into the sky and turned east. Captain John Alcock and Lieutenant Arthur Whitten Brown were attempting the first nonstop transatlantic crossing in history. What followed was sixteen hours of fog, ice, a spiral dive to sixty feet above the waves, and a navigator who climbed out of the cockpit six times in the dark to clear ice from the engines by hand. The Irish bog they landed in was not the ending anyone planned. It was the only ending that mattered.

Two stories. Seven years apart. One about making aviation safe enough for ordinary people, and one about two men who were anything but ordinary doing something that had never been done.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

The history of aviation didn't begin with the Wright brothers. It began in a smoky marketplace in southern France, on a June morning in 1783, when two brothers who made paper for a living let go of some ropes and changed the world's understanding of what was possible. This week we go back to that morning — and then follow the thread forward through 129 years of human beings finding new and increasingly audacious things to do with the sky.

We start on June 5th, 1783, with Joseph and Étienne Montgolfier, whose backyard experiments with hot air and linen fabric gave the world its first glimpse of something rising freely into the sky. It would be 120 years before the Wright brothers flew at Kitty Hawk — but in some meaningful sense, it all started here.

Then we jump to June 2nd, 1910, and a slender man in a fur-lined flight suit standing on the white cliffs of Dover at dawn. Charles Rolls — yes, the Rolls of Rolls-Royce — had a goal nobody had yet attempted: cross the English Channel and come back without landing. What he did that morning was remarkable. What happened to him five weeks later is the kind of story that reminds you how thin the margin was in those early years.

And we close on June 7th, 1912, at College Park, Maryland — still operating today as the oldest continuously operating airport in the world — where two Army officers loaded a Lewis gun into the nose of a Wright biplane and asked a simple, consequential question: can you fire a machine gun from a moving airplane? Just nine years after Kitty Hawk, the answer they found that morning set aviation on a course that would shape the next century of warfare.

Three stories. One hundred and twenty-nine years. From the first thing that ever rose into the sky, to the first weapon fired from one.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

The history of aviation is full of men and women who looked at the sky and refused to accept what was possible yesterday as the limit of what was possible today. The fourth week of May gives us two stories that sit at the very heart of that history — and both of them are about wanting more than you have, and going after it anyway.

The first takes us to Huffman Prairie, Ohio, on May 25th, 1910. For seven years, Bishop Milton Wright had enforced an absolute rule: his sons Orville and Wilbur would never fly together. If something went wrong, he would lose both of them at once. The rule held from Kitty Hawk through every exhibition flight, every military demonstration, every milestone. Seven years. Then on this May morning, the eighty-two-year-old bishop finally gave his permission — and the two brothers who invented powered flight were airborne together for the first and only time. Six minutes and four seconds. And then the bishop climbed in beside Orville himself, looked down at the Ohio prairie he had known all his life from the ground, and shouted above the engine noise: "Higher, Orville. Higher."

The second story begins on May 31st, 1928, at Oakland, California, where a blue-and-gold Fokker trimotor called the Southern Cross pointed its nose toward Hawaii — and kept going. Australian aviator Charles Kingsford Smith and his three-man crew were attempting something that had never been done: fly from California to Australia across the Pacific Ocean. More than 7,400 miles. Three legs. One of them over 3,000 miles of open ocean with no landmarks, no alternate fields, and propeller tips flickering with St. Elmo's fire in the middle of the night. The story of how they got to Brisbane — and what happened to Smithy afterward — is one of the great adventure stories in all of aviation history.

Two stories. One week. Both of them about looking at the horizon and asking for just a little more.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.

The third week of May spans nine remarkable years in aviation history — and every one of them involves the Atlantic Ocean, a desperate gamble, and someone refusing to quit.

We start on May 15th, 1918, when the United States Post Office launched its first regular airmail service with a presidential send-off, a crowd of dignitaries — and a pilot who flew twenty miles in the wrong direction. Lieutenant George Boyle's legendary wrong-way departure is one of aviation's great comedy-of-errors moments, and the story of how the mail eventually got through anyway is worth telling in full.

Then we go to May 18th, 1919, and a modified Sopwith biplane lifting off from Newfoundland with Harry Hawker and Kenneth Mackenzie-Grieve at the controls. Their attempt to cross the Atlantic ended in an ocean ditching alongside a Danish cargo ship with no radio — and for eight days, the world mourned them as dead. The story of how they came back is one of the least-known and most purely human moments in the whole history of transatlantic flight.

And then — May 20th, 1927. Roosevelt Field, Long Island. A silver monoplane loaded with 450 gallons of fuel, no radio, no parachute, and a twenty-five-year-old airmail pilot from the Midwest that the press was calling "The Flying Fool." Thirty-three and a half hours later, Charles Lindbergh touched down at Le Bourget and a hundred thousand people broke through the barriers to reach him.

Three stories. Nine years. The Atlantic, again and again, until someone finally got across.

Windows of Flight is brought to you by the Border Series — aviation thriller novels by host Eric W. Ristau. Old bold pilots, vintage aircraft, and plots ripped straight from today's headlines. Find the Border Series wherever books are sold, and learn more at www.ericristau.com.