- Plateway from Ward Fell to Balladwail is built.
- Plateway from Ward Fell to Balladwail is closed and torn up.
- John Arnold Norramby is born.
- Stephenson's Rocket is built.
- The Act to build the Sodor and Mainland Railway is passed.
- Henry John Norramby is born.
- Vere Awdry (Reverend W. Awdry's father) is born.
- Neil is presumbly built and arrives on Sodor.
- Talyllyn and Skarloey are built.
- Albert Regaby is born.
- The Sodor and Mainland Railway reaches Kirk Ronan.
- Skarloey arrives on Sodor and assists the running of the Skarloey Railway.
- Rheneas is built and arrives in time for the BoT inspection and offical opening of the railway in October.
- Agnes, Ruth, Lucy, Jemima and Beatrice are built for the Skarloey Railway.
- Dolgoch is built.
- Skarloey has trailing wheels added to improve stability and has a cab installed.
- The Wellsworth and Suddery Railway is opened.
- The people of Peel Godred plan for a railway to be built.
- Albert is built
- The Mid Sodor Railway Company is formed.
- Stepney is built.
- Sir Handel Brown I is born.
- Captain Baxter is built.
- Duke is built.
- Duke is shipped to Sodor.
- The Mid Sodor Railway is opened.
- Sir Topham Hatt I is born.
- Boxhill is built.
- Cromford is built.
- Robert Sam, father of Mr. Peter Sam is born.
- Victoria and Helena are built for the Furness Railway.
- Charles Henry Norramby is born.
- The Elsbridge & Knapford Railway is formed.
- Henrietta is built.
- Adams is built.
- Cora is built for the Mid Sodor Railway.
- Frederick Regaby dies; Albert Regaby succeeds to his Barony.
- Albert is rebuilt.
- John Arnold Norramby dies.
- Bert is possibly built this year.
- Topham Hatt is apprenticed at Swindon Works.
- Edward is built.
- Construction on the Culdee Fell Railway begins.
- Godred, Ernest, Wilfred, Culdee and Shane Dooiney are built and arrive on Sodor.
- The Culdee Fell Railway is opened.
- Godred is scrapped after a fall.
- The Culdee Fell Railway is re-opened after receiving further maintenance following the events of Godred's accident.
- Sir Topham Hatt comes to Sodor.
- The last of the Sodor and Mainland engines are scrapped.
- City of Truro is built.
- Kevin Volley is born.
- City of Truro becomes one of the first engines to reach 100mph.
- Falcon is built, arrives on Sodor and replaces an older MSR locomotive who is then scrapped.
- The Elsbridge & Knapford Railway is extended to Tidmouthalong a coastal road.
- The Coffee Pots are built at A.W.Dry & Co's works by Mr. Topham Hatt.
- The Refreshment Lady is born.
- Tidmouth becomes the first town in Sodor to be lit by electricity.
- The line from Knapford to Tidmouth along the coast was destroyed by a strong autumn gale.
- Using a treasury loan, A.W.Dry & Co put unemployed miners to work cutting a tunnel through a ridge to Tidmouth.
- The Elsbridge & Knapford Railway reformed to become to Tidmouth, Knapford and Elsbridge Light Railway.
- Donald and Douglas are built.
- Bluebell and Primrose are built.
- The Tidmouth, Knapford and Elsbridge Light Railway is opened.
- Sir Topham Hatt marries Jane Brown.
- 15th June: The Reverend W. Awdry is born.
- Barbara Jane, daughter of Sir Topham Hatt, is born.
- James is possibly built this year.
- Stepney is rebuilt.
- The Tidmouth, Wellsworth and Suddery Railway is formed from the Tidmouth, Knapford and Elsbridge Railway and the Wellsworth and Suddery Railway.
- Margaret Emily Wale Awdry is born.
- Boxhill is restored.
- The North Western Railway is formed from the Sodor and Mainland Railway and the Tidmouth, Wellsworth and Suddery Railway.
- Sir Charles Topham Hatt is born.
- Toby is built.
- World War I begins.
- The North Western Railway is built.
- Albert Regaby becomes chairman of the North Western Railway.
- Thomas is built and arrives on Sodor.
- Edward arrives on Sodor.
- The Ballahoo tunnel is built.
- The workshops at Crovan's Gate are established.
- The North Western Railways' Motive Power Depot and Administrative Headquarters at Vicarstown are built.
- The bridge over the Walney Channel is built.
- Mr. Peter Sam is born.
- Henry John Norramby dies.
- Kevin Volley joins the North Western Railway as a lad/porter at Knapford.
- The Tidmouth-Arlesburgh branch is built.
- 10th August: George Edward Vere Awdry is born.
- Stanley is built.
- Robert Charles is born.
- World War I ends.
- Henry is built.
- Stuart is built, for work on the Mid Sodor Railway.
- Building begins on Gordon at Doncaster.
- The Vicar of Wellsworth, Charles Laxey is born.
- Sir Handel Brown marries Dorothy Lloyd.
- Thomas is officially sold to the North Western Railway.
- 16th April: Alan Pegler is born.
- Edward is officially sold to the North Western Railway.
- Mr. Ivo Hugh is born.
- Kevin Volley is promoted to porter.
- Gordon is built.
- Henry arrives on Sodor.
- 98462 and 87546 arrive on Sodor and are shortly sent packing.
- A second bore is cut for the Ballahoo tunnel after Henry stops in the original.
- Flying Scotsman is built.
- The Peel Godred Power Company and the North Western Railway planned to build a new branch line.
- Gordon arrives on Sodor.
- Sir Topham Hatt becomes General Manager of the North Western Railway.
- Rex is built.
- 20th August: The Reverend Teddy Boston is born.
- Sir Handel Lloyd Brown II is born.
- The NWR/LMS agreement.
- The North Western Railway starts running to Barrow-in-Furness.
- The Motive Power Depot and Administrative Headquarters are moved to Tidmouth.
- The Crovan's Gate Works are expanded.
- The Toryreck mines begin to decline.
- Thomas' Branch Line is extended to Ffarquhar.
- James is given a red coat of paint.
- The Sodor Aluminium Company is formed.
- 21st April: Queen Elizabeth II is born.
- Caroline is built.
- Vicarstown Sheds is closed.
- Kevin Volley becomes booking clerk of Elsbridge.
- The road bridge crossing River Els at Elsbridge is widened to accommodate more traffic.
- Trevor is built.
- Stanley is turned into a pumping engine.
- Duncan is built.
- Vere Awdry dies.
- Duck is built.
- The Spiteful Brake Van is built.
- The Great Depression begins.
- Blister I and Blister II are built.
- Oliver is built.
- Terence is built.
- Albert Regaby steps down from his position as NWR chairman.
- Henry is sent to be rebuilt at Crewe into an LMS Stanier Class 5 following his crash with the Flying Kipper.
- The Isle of Man steamers stop arriving at Arlesburgh, so the traffic to Peel Godred stops too.
- Green Arrow is built.
- Mr. Fergus Duncan is born.
- Sir Topham Hatt is promoted from General Manager to Managing Director.
- The mountain section of the Mid Sodor Railway is closed.
- The Mid Sodor bogie saloon stock along with 3 of 6 engines are sold.
- Kevin Volley becomes stationmaster at Ffarquhar.
- Rheneas is overhauled.
- Sir Charles Topham Hatt goes for railway service overseas.
- Barbara Jane marries Henry Regaby, Viscount Harwick.
- Mallard is built.
- Mallard sets the world speed record for a steam engine of 126mph.
- Duchess of Hamilton is built.
- Gordon is rebuilt at Crewe.
- Duchess of Hamilton tours the United States.
- World War II begins.
- Sir Charles Topham Hatt returns from railway service overseas to enlist with the Royal Engineers.
- 2nd July: Christopher Awdry is born.
- Sir Charles Topham Hatt marries Amanda, daughter of Mr. Jabez Croarie of Ffarquhar.
- Richard Robert Norramby is born.
- Toad is built.
- Sir Stephen Topham Hatt is born.
- Charles Henry dies.
- Veronica Chambers is born.
- Duchess of Hamilton shipped back from the United States.
- Bridget Amanda Hatt is born.
- Rheneas takes over the majority of the workload on the Skarloey Railway.
- Robert Charles is killed in action while in North Africa.
- The first book of The Railway Series is published.
- Sir Charles Topham Hatt is demobilised from the Royal Engineers and spends a further period overseas.
- The Mid Sodor Railway mines are closed one by one.
- World War II ends.
- The Cas-ny-Hawin mine is flooded.
- Stanley finally brakes down and is later scrapped.
- Hilary Fortnam is born.
- The Mid Sodor Railway and the Tidmouth-Arlesburgh branch are closed.
- Duke is sheeted and abandoned in a shed.
- Falcon and Stuart are purchased by the aluminium works at Peel Godred for an expansion project.
- Albert Regaby dies; Henry Regaby succeeds to his Viscountcy.
- The North Western Railway becomes officially known as the "North Western Region of British Railways".
- Mr. Roger Sam is born.
- Sir Topham Hatt is created a Baronet on his appointment as Chairman of the Regional Executive, after Nationalisation.
- The claybeds near Brendam are discovered.
- Bill and Ben are built and arrive on Sodor.
- Harold is built.
- The Slate Quarry begins to decline.
- Sir Handel Brown dies; Handel Lloyd Brown succeeds to his Baronetcy.
- David Hugh II is born.
- Falcon and Stuart are sheeted.
- Toby's tramway closes down.
- Toby and Henrietta arrive on Sodor.
- The Coffee Pots engines are withdrawn from service.
- Sir Handel Lloyd Brown marries Rachael Qualtrough.
- David Hugh I retires.
- Trevor is sent to be scrapped.
- Trevor is purchased by the Vicar.
- Edward is overhauled.
- Rheneas is overhauled for a second time.
- Stuart and Falcon are purchased by the Skarloey Railway and renamed "Peter Sam" and "Sir Handel" respectively.
- Skarloey is overhauled.
- Cora is purchased for the Skarloey Railway.
- Sir Charles Topham Hatt returns to Sodor, to become Chief Mechanical Engineer at Crovan's Gate and general assistant to his father.
- Diesel is built.
- Queen Elizabeth II visits Sodor.
- Nancy is born.
- Wilbert is built.
- The Ministry of Defence approached Sir Handel II to buy the nearly worked out slate quarry.
- Sir Topham Hatt II becomes the Fat Controller.
- Rebecca Dorothy Brown is born.
- Ballast from the North Western Railway begins to be obtained for the Skarloey Railway.
- Alice, Mirabel, Isabel and Dulcie are built.
- Duck arrives on Sodor.
- Percy is sent to Thomas' Branch Line.
- Mark V is built.
- Gertrude and Millicent are bought by the Skarloey Railway.
- Ada is built for the Skarloey Railway.
- The Railway Series celebrates its 10th anniversary.
- Sir Topham Hatt I dies; Charles Topham Hatt inherits his father's baronetcy.
- Jane is built for the Skarloey Railway.
- Knapford Junction is moved from south to north of the River Els.
- Kevin Volley becomes stationmaster at Knapford.
- City of Truro visits Sodor.
- Gordon loses his dome.
- Diesel visits Sodor.
- Mabel is built for the Skarloey Railway.
- Ada, Jane and Mabel arrive on Sodor.
- Rusty is built and arrives on Sodor.
- Mr. Ivo Hugh becomes his driver.
- Peter Sam has an accident with some slate trucks at the quarry.
- Duncan arrives on Sodor.
- Skarloey returns from being mended.
- BBC producers make a documentary about the Skarloey Railway.
- BoCo is built.
- Donald and Douglas arrive on Sodor.
- The Spiteful Brake Van is crushed by Douglas and scrapped.
- The Thin Controller finds a Mid Sodor Railway bogie coach at Harwick and 8 coaches are rescued.
- Oliver is rebuilt.
- Thomas crashes into the Station Master's house.
- Daisy is built and arrives on Sodor.
- Percy crashes into a brakevan.
- Thomas' running board is straightened.
- Kevin Volley becomes stationmaster at Cronk.
- The Ministry of Defence buys the empty slate quarry and the money is used for the construction of the Lakeside loop line.
- Old Stuck-Up and The Diesel are built.
- The Peel Godred EMUs arrive on Sodor.
- Peter Sam is given a new Giesl Ejector.
- Sir Handel is given a pair of special wheels with broad tyres.
- Rheneas returns to the Skarloey Railway.
- Mavis is built and arrives on Sodor.
- Lord Harry, Alaric and Eric arrive on Sodor.
- Stepney visits Sodor.
- The Diesel visits Sodor.
- Culdee returns to the Culdee Fell Railway.
- Lord Harry is renamed "Patrick".
- Flying Scotsman is saved by Alan Pegler.
- The loop line extension around the lake began to be built.
- D199 is built.
- The Tidmouth-Arlesburgh branch is rebuilt.
- Skarloey's 100th birthday.
- Bear is built.
- Rheneas' 100th birthday.
- Shane Dooiney returns to the Culdee Fell Railway.
- The one-hundredth anniversary of the Skarloey Railway is celebrated.
- The loop line extension at Lakeside is opened.
- BoCo arrives on Sodor.
- The Railway Series celebrates its 20th anniversary.
- The Tidmouth-Arlesburgh branch is renewed around this year.
- Mike is built.
- The Skarloey Railway becomes a Company instead of being in private ownership.
- Blister I and Blister II arrive on Sodor for the construction of the Arlesdale Railway.
- Bert, Mike and Rex arrive on Sodor to service the Arlesdale Railway.
- Reverend W. Awdry and Reverend Teddy Boston visit Sodor.
- Flying Scotsman visits Sodor.
- D199 arrives on Sodor along with 7101 and is sent back after he fails on the level crossing.
- The Tidmouth-Arlesburgh branch is re-opened, to be serviced by Duck.
- Oliver, Isabel and Toad are rescued by Douglas and arrive on Sodor.
- 7101 is renamed "Bear" and renumbered D3.
- Dulcie, Alice and Mirabel are saved from scrap for service with Oliver and Duck.
- Frank arrives on Sodor.
- S. C. Ruffey is pulled apart by Oliver and scrapped.
- Kevin Volley retires and lives out his life at Ffarquhar.
- Bulgy arrives on Sodor.
- Bulgy is turned into a henhouse.
- Steam traction officially ends on British Railways.
- The Guinea Special runs.
- Flying Scotsman tours the United States.
- Sigrid of Arlesdale is built and arrives on Sodor.
- Duke is discovered by Mr. Fergus Duncan, the Reverend W. Awdry and the Reverend Teddy Boston.
- Sir Stephen Topham Hatt marries Helen Margaret.
- The siding at Cros-ny-Cuirn is extended to make a passing loop.
- The Railway Series celebrates its 25th anniversary.
- Robert Sam dies.
- Richard Topham Hatt is born.
- A second platform is added at Marthwaite.
- Bert is rebuilt.
- Flying Scotsman returns to the United Kingdom after touring the United States.
- Charles Nicholas Hatt is born.
- The Railway Series celebrates its 30th anniversary.
- Stepney's 100th Birthday
- Jock is built.
- Emily Helen Hatt is born.
- A Motorail Terminal is opened at Killdane.
- A replica of Stephenson's Rocket is built.
- Roger Sam becomes the new Thin Controller.
- Old Stuck-Up is scrapped.
- Duke is overhauled.
- Sir Handel visits the Talyllyn Railway.
- Christopher Awdry becomes the new writer for the Railway Series.
- Sir Topham Hatt III becomes the Fat Controller.
- Sir Handel returns from the Talyllyn Railway.
- Thomas and Friends airs its first episode on CITV.
- The Skarloey Funicular Railway is opened.
- Skarloey is overhauled a second time.
- The Railway Series celebrates its 40th anniversary.
- Sir Handel is rebuilt.
- 1st April: The Reverend Teddy Boston dies.
- The Refreshment Lady dies.
- Mavis is involved in a collision with a lorry.
- Bulstrode is turned into a children's playground on a beach.
- Peter Sam visits the Talyllyn Railway.
- Flying Scotsman tours Australia.
- Fred is put into service on the Skarloey Railway.
- 21st March: Margaret Emily Wale Awdry dies, aged 77.
- After Privatisation, the name "North Western Railway" becomes official.
- Flying Scotsman returns from Australia.
- Thomas is invited to a railway show in York.
- Frank is re-engined.
- Mr. Ivo Hugh retires, with David Hugh II succeeding him as the current foreman of the Skarloey Railway.
- Henry is overhauled.
- Wilbert visits Sodor.
- 27th October: George Edward Vere Awdry dies, aged 78.
- British Railways is privatised until 1997.
- Bert's 100th Birthday.
- The Golden Jubilee of the Railway Series is celebrated.
- Edward's 100th birthday.
- Peter Sam returns to the Skarloey Railway to help with the extra work.
- Ivo Hugh is built.
- 21st March: The Reverend W. Awdry dies, aged 85.
- Sir Topham Hatt II dies; Stephen Topham Hatt inherits his father's Baronetcy.
- Ernest, Wilfred, Culdee and Shane Dooiney's 100th birthday
- Rheneas is overhauled for a third time.
- City of Truro's 100th Birthday
- Sir Handel's 100th birthday.
- The National Railway Museum purchases Flying Scotsman.
- The Railway Series celebrates its 60th anniversary.
- The manager of Anopha Quarry is visited by the police after Henrietta is booked for allowing workmen to ride on her balconies.
- Victoria is restored and returned to service.
- Fergus Duncan retires from being controller of the Arlesdale Railway.
- Donald and Douglas' 100th Birthday
- Stepney, Bluebell and Captain Baxter's overhauls are completed and the Bluebell Railway celebrates its 50th anniversary.
- The Railway Series celebrates its 65th anniversary.
- Wilbert is scheduled to be back in service after a major overhaul.
- Pip and Emma are purchased by the North Western Railway.
- The North Western Railway celebrates the Reverend W. Awdry's 100th birthday.
- Wilbert is returned to service.
- 18th March: Alan Pegler dies, aged 91.
- 25th November: Hilary Fortnam dies, aged 67.
- The North Western Railway celebrates its 100th anniversary.
- Toby's 100th birthday.
- Stepney is withdrawn from service, following the failure of his main steam pipe.
- The Railway Series celebrates its 70th anniversary.
- The Skarloey Railway celebrates its 150th anniversary.
- The Bluebell Railway celebrates its 55th anniversary.
- The North Western Railway celebrates running for over 100 years.
- Thomas' 100th birthday.
- Flying Scotsman returns to steam in England.
- The North Western Railway celebrates the Reverend W. Awdry's 105th birthday.
- The Arlesdale Railway celebrates its 50th anniversary.
- 50th anniversary of the end of steam on BR
- Henry's 100th Birthday.
- The Railway Series celebrates its 75th anniversary.
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