Windham Sadler
Balloonist and gas engineer
About Windham Sadler
Lived 1796 – 1824 (aged 28). Windham Sadler was a balloonist and gas engineer.
William Windham Sadler (17 October 1796 – 30 September 1824) was an English balloonist. His father was aviation pioneer James Sadler, and, after an education in engineering, Sadler followed in his father's footsteps. He made an ascent in London during the Grand Jubilee of 1814, and in 1817 made the first successful aerial crossing of the Irish Sea, a feat that had been unsuccessfully attempted by his father. Sadler was killed when his balloon crashed into a chimney near Blackburn during a flight in 1824.
Early life Sadler was born in Pimlico, London, on 17 October 1796. James Sadler was a pioneer in aviation, being one of the first British balloonists. James Sadler had made his first ascent in 1785 with the politician William Windham, who became godfather to Sadler's son, who was named in his honour. Windham Sadler was baptised at St George's, Hanover Square on 30 March 1797. credited with carrying out the 1 August 1814 ascent from Green Park, London, to distribute favours and programmes onto the crowd below as part of the Grand Jubilee, but this was carried out by his older half-brother John Sadler. On 24 August 1814 Sadler flew from York, landing near Craike after a 45-minute flight. On 15 September, he reunited with Mary Thompson for the first ever balloon flight made from Pontefract, landing at Tadcaster 50 minutes later. Sadler, alone, made the first balloon ascent from Doncaster on 29 September, with the flight lasting around an hour. On 22 October Sadler made the first ascent from Exeter, departing from the city's castle and landing near Sidmouth around 40 minutes later; an attempted flight from Plymouth on 24 November was abandoned after the balloon flew away (it was recovered from Dartmoor later) after it suffered damage from being blown onto iron railings.
From 1815 to 1819 Sadler lectured on ballooning at Oxford and Liverpool. A contemporary print by engraver Robert Havell shows Sadler's balloon carrying a banner reading "Erin go bragh" (Irish: Ireland forever). As Thompson and Livingston were disappointed at missing the journey the Sadlers permitted them to ascend in their balloon on 20 August. Livingston made a safe flight of around to Marlay, during which a tortoise, wearing a parachute, was dropped by Thompson. Thompson became the first woman to ascend by balloon in Ireland.
Gas engineer On 29 August 1817 Sadler attended a meeting of the Liverpool Gas Light Company, which had been founded by James Sadler and was the first company in Liverpool to produce town gas from coal, as an informal interview for the recently vacant position of chief engineer. In danger of being blown out to the North Sea Sadler pulled a ripcord to release gas from the balloon at Norton, County Durham; nearing the ground, the balloon's anchor failed but it was eventually brought to a halt. Sadler calculated he had travelled in two hours and 50 minutes, in probably the fastest journey then made between Merseyside and Teesside.
Sadler married Catherine Richards, a Liverpool resident, on 27 June 1820 at St Anne's Church in the city. The couple had two children, John Muncaster Sadler (c. 1821-1912), who became a railway engineer for the Liverpool Corporation, and Catherine Windham Sadler who died in childhood. In late 1821 Sadler fell out with the Liverpool Gas Light Company's sub-treasurer, John King, when King expressed doubts in Sadler's professionalism. Sadler retaliated by accusing King of awarding contracts to parties he had interests in, though Sadler denied this. Sadler left the company on 3 June 1822, though it is not known if this vas voluntarily or under duress.
Return to aviation On 4 August Sadler acted as groundcrew for a flight by Livingston from Dunleary, in an unsuccessful attempt to cross the Irish Sea and on 9 September from Preston, attempting an unsuccessful westbound crossing. Sadler was unsuccessful in applying for the post of engineer at the rival Liverpool Oil Gas Company in October 1822.
Sadler intended to make his first ascent since 1819 and his first using town gas as a lifting gas at Leeds on 3 September 1823. By coincidence (there not having been any balloon flights in the city for 40 years prior) another balloon pilot, Charles Green, was scheduled to fly on 5 September. Green had made his application to the local gas company first so received priority for supply. Sadler therefore made his own gas on site at Leeds Cloth Hall, probably hydrogen. Windham's ascent was delayed by a day due to the weather, though the winds remained high enough to make filling the balloon difficult and Sadler had to leave behind his intended passenger and much of his equipment. The first launch failed but at the second attempt, assisted by Green, Sadler's balloon ascended, striking the Cloth Hall. Sadler landed near Market Weighton 50 minutes later. Green made his flight the following day and, though his ascent was easier, he had a rough landing during which his balloon became detached and was lost to the wind.
On 18 September Sadler made his first flight using town gas, and the first balloon ascent ever made from Sheffield. Two earlier attempts from the city had failed due to issues with the supply from the gas works and for the third attempt he used a mix of 45% hydrogen to 55% town gas. As a result of the difficulties the gas companied refused to bill Sadler for the gas used. The balloon travelled eastwards in 70 minutes. On 22 September Sadler flew during a storm in York, striking a building during his ascent. He had a rough landing in Kellington after a flight of 30 minutes.
On 30 September Sadler returned to Liverpool to ascend again from Brownlow Hill. The balloon struggled to ascend and collided with a nearby house before Sadler disembarked his passenger, James Donnelly, and flew on alone, reaching Warrington in less than an hour. Donnelly, a nightwatchman from Liverpool, has aspirations to become a pilot himself and Sadler took him into his employment. On 13 October Sadler ascended from the Crescent in Birmingham as part of that city's music festival. He took a paying passenger to Stourbridge in 30 minutes. On 28 October Sadler made the first balloon ascent from Derby, a city that had been unsuccessful in persuading his father to make an ascent in 1813 following a disagreement over payment. Sadler ascended to around before landing near Mansfield 45 minutes after his ascent. On 3 November he flew from Nottingham Castle, again intending to carry a passenger but failing to achieve the necessary lift; he landed near Lincoln.
Sadler had pushed the limits of the flying season in 1823 and as winter set in turned to a new venture, the establishment of a medicated bathing pool in Liverpool. The baths were opened in January 1824. Sadler's first flight of 1824 was on St George's Day, 23 April, from Salford; the first balloon flights from Manchester since his father's in 1785. The local town gas proved to provide insufficient lift so Sadler had to set-up his apparatus to manufacture hydrogen to supplement it. Once again his plans to take at least one passenger were scuppered; Sadler reached Kntsford in 30 minutes, suffering a head injury on landing. Sadler made the first ever balloon flight from Rochdale on 6 May, carrying B. Platt, who had been considered as a passenger for the Salford flight. They reached Bacup in 35 minutes, where the balloon was slightly damaged by a crowd of spectators.
On 27 May the second passenger from Salford, army officer Robert Haworth Peel, flew with Saddler from Liverpool. Because of Peel's weight Sadler used more hydrogen than usual in his mixture with town gas in his new balloon of diameter. The gas for the balloon was provided by Sadler's former employer who also set off a decoy balloon carrying a fake basket made to look like it held two passengers from their works at the same time as Sadler's launch. Sadler and Peel landed safely near Chester. It was from Chester that Sadler decided to make his next ascent, helped in his decision by the offer of free gas by the gasworks. He reached in altitude and reached Taporley.
Sadler flew from Edinburgh on 28 June carrying a passenger, Mr Campbell, with a balloon filled entirely with town gas across the Firth of Forth to Leven. The gas supplied was low buoyancy so this flight was particularly slow in its ascent and didn't reach Sadler's usual altitudes. Sadler's plans for a flight from Glasgow in early July were scuppered when the magistrates there insisted that he provide a guarantee to pay for any damage caused to the city's buildings, following a claim for alleged damage to railings during the Edinburgh flight. Sadler returned to Dublin where he made a flight on 14 July with Livingston that reached only to the coast near Skerries but had been publicised as another Irish Sea crossing attempt. On 11 August Sadler made the first balloon flight from Hull, carrying a passenger, Reece Davies (possibly an acquaintance from Liverpool), to Preston in 25 minutes. On 22 September Sadler made the first balloon flight from Wigan, at the invitation of its mayor and having been offered free gas. He flew from the gasworks, with another Liverpudlian George Armstrong, in good weather. The pair landed near to Liverpool where their arrival was greeted by a party of Sadler's friends.
Last flight Sadler's 31st and final ascent was made on 29 September 1824 at Bolton, in a balloon he had used sixteen times previously. His intended passenger was too unwell to join the flight, so Sadler asked Donnelly, then acting as his assistant, to join him. They ascended around 2:00 pm; a brisk wind quickly blew them past Blackburn, and fifteen minutes into the flight, Sadler attempted to land at nearby Church. The landing grapnel was torn away, and Sadler shouted to two men on the ground to grab hold of its rope. Striking a chimney, Sadler was jolted out of the balloon's basket and entangled in a rope by one leg. He was dragged along for , with his head striking against several buildings before he fell a distance of to the ground.
The balloon, lightened by the loss of Sadler, continued for around before Donnelly brought it to the ground near Whalley, breaking his arm in the process. After he alighted to seek help, the balloon was blown quickly over the North Sea and was sighted falling into the sea by the captain of a revenue cutter around away off Flamborough Head, around two hours later. It was unable to be salvaged due to the heavy seas.
After his fall, Sadler was carried unconscious to a nearby pub, where he was attended by James Muir, a surgeon from Accrington. Muir diagnosed a severe fracture to the right side of Sadler's head with "the bones completely driven into the brain" and carried out a bloodletting to his right arm. A surgeon by the name of Barlow was called and carried out a trepanning. Sadler was attended overnight by his wife, who had been alerted by delivery of a letter Sadler carried on his person for such circumstances, and Armstrong. Sadler died at 8:00 am the following morning, without regaining consciousness. The coroner recorded a verdict of accidental death caused by being struck against a chimney.
Sadler's body was returned to Liverpool via Bolton and Wigan, and he was buried at the city's Christ Church on 4 October after a funeral attended by 4,000 people. Catherine Sadler was heavily pregnant at the time of her husband's death. The landlord of the pub where Sadler died also died by 1 October; at the time this was reported as from his exertions in helping to care for Sadler but was ruled by the coroner as a coincidental apoplexy. A subscription from Liverpool, Bolton, Warrington, Blackburn and Wigan among other settlements raised £1,000 within a month to assist Sadler's widow; her daughter Catherine Wyndham Sadler was baptised on 17 January 1825.
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Important facts
People in Windham Sadler's life
Named in this biography and alive at the same time
Contemporaries
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Frequently asked questions
Who was Windham Sadler?
balloonist and gas engineer (1796–1824)
When was Windham Sadler born?
Windham Sadler was born on 17 January 1796.
When did Windham Sadler die?
Windham Sadler died on 30 September 1824.
What was Windham Sadler's occupation?
Windham Sadler was a balloonist and gas engineer.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Windham Sadler. https://biography.guide/windham-sadler/
MLA: "Windham Sadler." Biography.guide, https://biography.guide/windham-sadler/.
Chicago: "Windham Sadler." Biography.guide. https://biography.guide/windham-sadler/.
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