Dogs demonstrate their obedience at the Alsatian Wolf Dog Club trials.
New Beaver plane shows its paces.
The latest of the record breaking Comet aircraft is made ready for flight trials.
Road bridge collapses over main railway line to north at Hatfield.
Footage of the wreckage of a train crash in Hatfield, Greater London.
The Comet aircraft will soon be back in production.
East Essex Hunt Club has a children's pony show in the snow.
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John Cunningham brings record breaking 'Comet II' back from Africa.
New De Havilland 110 fighter is taken for test flight by "Cats Eyes"...
Test flight of the De Havilland 'Comet' Jet airliner (DH 106).
Record breaking De Havilland Comet at Hatfield Aerodrome.
British engineers build Comet airliners for use by Air France.
Trident aircraft tested at Hatfield...
A strange story about boys practising for a pram relay race at Hatfield College.
Flight Lieutenant Schofield wins the King's Cup Air Race at Hatfield.
News in a Nutshell - Italian army on manoeuvres, motorcycle riding, and...
Rail Detector machine is used to register track defects - machine seen in...
Test flight of De Havilland Comet jet airliner.
The latest version of the record breaking Comet aircraft, flies for the first time.
Comet III jet airliner tales off for Australia on its first overseas trial...
Press watch John Cunningham test fly new jet airliner, Trident.
The Hatfield Peverel Pram National - teams push prams over cross...
Prototype Trident jet airliner is brought out for its first public...
Item about problem of abandoned cars in public...
The aeroplane 'Comet' III flies along coast from Hatfield, Hertfordshire.
The Comet III aeroplane is taken out on its first flight....
The Comet III aeroplane on runway before and after test flight....
Finished Comet IV comes out of hangar onto runway.
Comet 4B aeroplane under construction and in flight.
Europe first VTOL wind tunnel at Hatfield.
Automatic handling equipment (artificial...
Various shots of "Caribou" aeroplane taking off, landing and...
The new Hawker Siddely Comet 801 and the crew meet the press.
Canadian airmen come to London in their attempt to fly from Canada to Iraq.
New de Havilland "Comet" christened at Hatfield.
Comets undergo tests after the loss of lives due to a crash off the...
De Haviland 'lend' several Comet planes to B.O.A.C.
Gales strip the roofs off a row of homes in Hatfield.
The Comet airliner returns home after record breaking...
De Havilland hand over two Comet 4B passenger airliners to BEA.
Pedal-powered plane tested out by De Havilland experts at Hatfield Aerodrome.
Comet aircraft are built, tested and flown after government loan has been...
New Trident 3b aircraft on test flight. Hatfield in Hertfordshire.
Footage of the Ladies Grand National on Hatfield Heath in Essex.
De Havilland (comet DH 106) 'plane taxiing along tarmac,...
Cunningham amid group of mechanics and De Havilland (comet...
Prince Philip flies off from Hatfield on flight to Ghana.
Various shots of the area around the Hawker Siddeley aircraft works in...
Trident airliner goes on its first test...