While the first use of a roundel in a London transport context was the 19th-century symbol of the London General Omnibus Company – a wheel with a bar across the centre bearing the word GENERAL – its use on the Underground stems from the decision in 1908 to find a more obvious way of highlighting station names on platforms.

The first use of a roundel on military aircraft was during the World War I | First World War by the French Air Force.

However due to concerns about confusion with the markings of enemy aircraft, in early 1918 a red, blue, and white roundel similar to those already in use by the Allied Powers, was instead ordered painted on all U. S. aircraft operating in Europe, and remained in effect until 1919.

In line with the original nature of the CAF, restored airframes of US origin would bear traditional US ' star-and-bar ' roundel markings on their fuselage and wings, though they would use the Star with Dot on appropriate, pre-war and early-war aircraft.

Other shapes are in use, such as the roundel commonly used for arms granted to Aboriginal Canadians by the Canadian Heraldic Authority.

The old TRTA logo, a stylized roundel in the shape of an " S " was introduced in 1953, adopted as TRTA's corporate logo in 1960 and used until 2004

**( Army Air Service roundel until 1918: white-blue-red )

File: Essex Road roundel. JPG | Platform roundel used during period of London Underground operation until 1975, now in the LT Museum.

The old roundel remained on the ensign, however, until 1981, when the Queen approved the change to the current flag.

The familiar French military aviation roundel gave rise to similar roundels for air forces all over the world, including that of the United Kingdom ( RAF ), which reversed the colours on the French roundel.

* February 8-The United States replaces the national insignia for its military aircraft adopted in 1917 ( 20px ) with a roundel with an outer red ring, then a blue ring, and a white center 20px.

The commercial version features the United States roundel instead.

Symbols contained in image: reverse side of 48-star United States flag, WW2-era Army Air Corps roundel, dollar sign, Star of David.

* Demonization of national symbols of the United States (" Miss Victory " waves the reverse side of 48-star U. S. flag, and the WW2-era Army Air Corps roundel -- of small red disk within white star on large blue disk -- is shown on one of the wings ).

A NATO E-3 with the roundel of Luxembourg painted on its tail.

Each of the main units has its own corporate identity, formed by differently-coloured versions of the standard roundel logo and adding appropriate lettering across the horizontal bar.

In 2000 this was revised into its current form, a stylized yellow tiger head on a green roundel upon a darker blue shield, with the Proton name in yellow capital letters.

On stylistic grounds, it is dated to the 4th century ; its central roundel represents a beardless male head and bust draped in a pallium in front of the Chi-Rho symbol, flanked by pomegranates, symbols of eternal life.

Instead of BMW's blue-and-white roundel, EMW used a very similar red-and-white roundel as its logo.

The narrow satellite building on the east side of the junction provides pedestrian subway access to the station and is unusual in that it has a large glazed roundel on each of the three panels of its glazed screen, as normally the Morden extension stations have the roundel in just the centre panel.

The aircraft is mainly painted grey, but is marked with the Royal Australian Air Force roundel and stripes on its tail.

Thus, while a roundel may be blazoned by its tincture, e. g., a roundel vert ( literally " a roundel green "), it is more often described by a single word, in this case pomme ( literally " apple ", from the French ) or, from the same origins, pomeis — as in " Vert ; on a cross Or five pomeis " ( Scottish Public Register vol.

The main badge, called the Medal of Merit, consists of a gold roundel medallion, the obverse in enamel bearing at its centre the escutcheon of the arms of Prince Edward Island, all surrounded by a blue collar with the words MERIT • PRINCE EDWARD ISLAND.

A similar form is the French rondel and its English variant called roundel, devised by the poet Algernon Charles Swinburne.

The centre was known for its Oast roundel style confectionary and advertising hoardings.

The crest is ' a demi-lion rampant, gorged and collared, charged with three bezants, between the paws a shuttle ' ( a bezant in heraldry is a gold roundel, and takes its name from the gold coins ' of Byzantium ' which circulated in England in medieval times ).

The coat of arms is used by the Slovak Air Force as its roundel.

Bridge roundel with the original borough seal and the year 1900, including the VR designation for Queen Victoria The borough council's coat of arms, granted by the College of Arms on 5 April 1902, was based on the former Paddington vestry seal.

File: Burnt Oak roundel. JPG | One of the larger roundels displaying the former suffix " for Watling "

However the airline was not allowed to fly and the aircraft were stored at Tehran, eventually they were repainted with former Saha logo modified with the roundel dropped, while former titles were applied in the new combination of purple ( Saha ) and dark pink ( Airlines ) inline with the Iranian Airlines two tone style, but all these too have since been removed from both aircraft, which are now flying in just the basic livery.

In all cases, French national markings ( roundel on the fuselage and tricolor on the tailplane ) were retained as before.

In Southern Rhodesia, the Governor initially flew a Union Flag with a white roundel in the centre charged with the shield from the colony's arms granted on 11 August 1924.

District Line platforms 8 and 9 are partially covered by a short canopy, and retain a number of examples of early solid-disc Underground signs, used before Edward Johnston designed the familiar roundel in 1919.

* Head of a Faun in a Concave ( drawing in roundel, c. 1595, National Gallery of Art, Washington DC )

These late medieval thrusting weapons are sometimes classed by the shape of their hilt as either roundel, bollock or ear daggers.

TfL's Tube map and " roundel " logo are instantly recognisable by any Londoner, almost any Briton and many people around the world.

The origins of the roundel, in earlier years known as the ' bulls-eye ' or ' target ', are obscure.

Each station displays the Underground roundel, often containing the station's name in the central bar, at entrances and repeatedly along the platform, so that the name can easily be seen by passengers on arriving trains.

The roundel has been used for buses and the tube for many years and, since TfL took control, it has been applied to other transport types ( taxi, tram, DLR etc.

The 100th anniversary of the roundel was celebrated by TfL commissioning 100 artists to produce works that celebrate the design.

The ' roundel symbol ' designed in 1918 was adopted by London Passenger Transport Board and the London Transport brand and architectural style was perfected during this period.

The Mozambique Air Force ( Forca Aérea De Moçambique-FAM ) was part of the national army initially, and from 1985 to 1990 was known as the People's Liberation Air Force. The FPLM roundel is based on the Flag of Mozambique.

This roundel clearly does not belong to the vase, and has been displayed separately since 1845.

Wedgwood copy in the British Galleries at the Victoria and Albert Museum, London, with the original roundel base still in place.

The AAM's roundel is based on the Flag of Madagascar.

Automotive brands can be summed up simply with their corporate logo — from the Chevrolet " Bow Tie " mark to the roundel marks of Volkswagen, Mercedes-Benz and BMW, to the interlocking " RR " of Rolls-Royce — each has stood for a brand and clearly differentiated the product line.

The same law also prescribed ensign and roundel for aircraft and ships registered in Luxembourg.

The roundel of Luxembourg is seen on the AWACS aircraft used by NATO.

The street-level structures are of white Portland stone with tall double-height ticket halls, with the famous London Underground roundel made up in coloured glass panels in large glazed screens.

The stone columns framing the glass screens are surmounted by a capital formed as a three-dimensional version of the roundel.

File: Mornington Crescent stn roundel. JPG | Roundel on the platform

File: WLA vanda Robert Adam Ceiling roundel with octagon and Apollo and Horae. jpg | Robert Adam ceiling from the Adelphi

File: WLA vanda Robert Adam Ceiling roundel with octagon and Apollo and Horae. jpg | Robert Adam ceiling from the Adelphi, now in the V & A

The third lady, holding a roundel containing the image of William Kent, is the remaining Mary.