* 1954 – South African Airways Flight 201 A de Havilland DH. 106 Comet 1 crashes into the sea during night killing 21 people.

In 1973, the designated hitter ( DH ) rule was adopted by the American League, while in the National League pitchers still bat for themselves to this day.

The DH rule now constitutes the primary difference between the two leagues.

br: De Havilland DH. 98 Mosquito

es: De Havilland DH. 98 Mosquito

fr: De Havilland DH. 98 Mosquito

it: De Havilland DH. 98 Mosquito

ro: De Havilland DH. 98 Mosquito

sr: Де Хевиланд DH. 98 Москито

Airco DH. 2 " pusher " scout

An alternative was to build a " pusher " scout such as the Airco DH. 2, with the propeller mounted behind the pilot.

* DH Krahn Gin-Made in Northern California.

The only position that the Braves wanted Aaron to play was as the designated hitter because the game was held in an American League park ; at that time, however, the National League prohibited use of the DH even in scrimmages.

Froemming ignored the rule, allowing Aaron to be the DH for the Braves.

The cough preparation Codiclear DH is the purest commercial US hydrocodone item, containing guaifenesin and small amounts of ethanol as active ingredients.

The cough preparation Codiclear DH is the purest US hydrocodone item, containing guaifenesin and small amounts of ethanol as active ingredients.

* 1954 – BOAC Flight 781 A de Havilland DH. 106 Comet 1 explodes into the Tyrrhenian Sea killing 35 people.

Auxiliary heat is often provided early in the schedule where the heat required may exceed the heat generated by the DH unit.

With the Brewers having joined the National League, it was now necessary for their pitchers to take batting practice, because the NL has a no DH rule.

The Tigers were managed by Sparky Anderson and featured shortstop and native San Diegan Alan Trammell and outfielder Kirk Gibson, along with Lance Parrish and DH Darrell Evans.

** The first midair collision occurs, between a Daimler Airway de Havilland DH. 18 and a Compagnie des Grands Express Aériens Farman Goliath over Poix-de-Picardie, Amiens, France.

These types, and the DH. 9A, a developed version that served for many years with the postwar Royal Air Force, formed the basis of early de Havilland designed airliners, including the company's DH. 16 and DH. 18 types which were operated by Aircraft Transport and Travel Limited, the first airline established in the United Kingdom, also owned by George Holt Thomas.

Airco DH. 16 used by Aircraft Transport and Travel

* On August 16, 1997, in the 8th inning of a 5-5 tie against the New York Yankees, the Texas Rangers made several defensive changes, including moving DH Ivan Rodriguez to catcher, thereby losing their DH.

* August 25 – The first regularly scheduled airline service between London and Paris begins, with the British Aircraft Transport and Travel company flying a de Havilland DH. 16 between Hounslow Heath Aerodrome and Paris-Le Bourget Airport.

He finished the season leading the majors in walk percentage ( 19. 8 %) and leading the league in % Pitches Taken ( 64. 4 ), 2nd in walks ( 110 ), hbp ( 16 ), and pitches seen per PA ( 4. 37 ), 5th in at bats per home run ( 12. 1 ), 6th in on base percentage (. 416 ), 7th in home runs ( 37 ) and slugging percentage (. 558 ), 8th in intentional walks ( 12 ), and 9th in RBIs ( 113 ), despite playing in only 139 games ( half of them at DH, and half at 1B ) for the 2nd year in a row.

Dirtsurfer has updated their line-up with two new models for 2006: The Flexi Pro Downhill ( DH ), an updated Flexideck ; and the all new Freestyle board ( FS ), a scaled down Flexideck with 16 inch wheels.

* DH. 11 Oxford ( 1919 ) Variant of DH. 10 with radial engines.

On being demobilised in England, in early 1919, he joined Tasmanian Cyril Maddocks, to form Kingsford Smith, Maddocks Aeros Ltd., flying a joy-riding service mainly in the North of England, during the summer of 1919, initially using surplus DH. 6 trainers, then surplus B. E. 2s.

The First World War ended before it became operational, as the DH. 9s were not delivered until October 1918, so 120 Squadron spent late 1918 and 1919 flying communication and mail flights in Western Europe until it was disbanded late in 1919.

One notable incident occurred on 30 July 1919, when, during an attack by C Flight DH. 9s on Bolshevik gunboats at Tcherni-Yar, the DH. 9 flown by William Elliott was shot down.

Slots were first developed by Handley-Page in 1919, and the first aircraft to fly with them was the experimental H. P. 17-a modified Airco DH. 9A.

* No. 144 Squadron RAF detachment ( 1919 ) de Havilland DH. 9

* May 17 – The U. S. Army aviation pioneer Major Harold Geiger dies in the crash of his Airco DH. 4 de Havilland plane, at Olmsted Field, Pennsylvania.

* DH. 1 ( 1915 ) – Two-seat biplane fighter with single pusher propeller

* DH. 2 ( 1915 ) – One-seat biplane fighter with single pusher propeller

* DH. 3 ( 1916 ) – Two-engine biplane bomber.

* DH. 4 ( 1916 ) – Two-seat biplane day bomber with single tractor propeller

* DH. 5 ( 1916 ) – One-seat biplane fighter with single tractor propeller

* DH. 6 ( 1916 ) – Two-seat biplane training aircraft with single tractor propeller

* DH. 9 ( 1917 ) – Two-seat biplane day bomber with single tractor propeller.

* DH. 8 ( 1918 ) – Development of DH. 9 with more powerful engine and greater wingspan

* DH. 10 Amiens ( 1918 ) – Two-engine biplane bomber.

* DH. 18 ( 1920 ) – Single-engine biplane airliner.

* March 22 – The 71-year-old English aviatrix and ornithologist Mary Russell, Duchess of Bedford, dies in the crash of her de Havilland DH. 60GIII Moth Major into the North Sea off Great Yarmouth, England.

* HS. 121 Trident ( 1962 ) – originated as de Havilland DH. 121 airliner.

* HS. 125 & Dominie ( 1962 ) – originated as the de Havilland DH. 125.

: The term " Dual Boiler " is used narrowly for machines with two separate boilers, and more broadly for what are more properly called " Dual Heater " ( DH ) machines, featuring a boiler for brewing and a separate thermoblock ( TB ) for heating brew water to steaming temperature – opposite to HX machines, where the boiler is at steaming temperature and is cooled to brewing temperature.

* Sporting News All-Decade Team ( 2009 ): C – Joe Mauer, Twins ; 1B – Albert Pujols, Cardinals ; 2B – Jeff Kent, Giants – Astros – Dodgers ; 3B – Alex Rodriguez, Mariners – Rangers – Yankees ; SS – Derek Jeter, Yankees ; OF – Barry Bonds, Giants ; OF – Ichiro Suzuki, Mariners ; OF – Manny Ramirez, Indians – Red Sox – Dodgers ; DH – David Ortiz, Twins – Red Sox ; SP – Randy Johnson, Diamondbacks – Yankees – Giants ; RP – Mariano Rivera, Yankees