* 1939 – 1945, the Second Battle of the Atlantic.

Subsequent formalizations were framed as attempts to define " effective calculability " or " effective method "; those formalizations included the Gödel – Herbrand – Kleene recursive functions of 1930, 1934 and 1935, Alonzo Church's lambda calculus of 1936, Emil Post's " Formulation 1 " of 1936, and Alan Turing's Turing machines of 1936 – 7 and 1939.

* 1890 – Anthony Fokker, Dutch aviation engineer ( d. 1939 )

* 1939 – André Ouellet, French-Canadian politician

* 1852 – Ferdinand von Lindemann, German mathematician ( d. 1939 )

* 1939 – Alan Ayckbourn, English writer

* 1939 – Johnny Raper, Australian rugby league footballer

* 1939 – The 1939-40 New York World's Fair opens.

* 1939 – NBC inaugurates its regularly scheduled television service in New York City, broadcasting President Franklin D. Roosevelt's N. Y. World's Fair opening day ceremonial address.

* 1939 – First flight of the turbojet-powered Heinkel He 178, the world's first jet aircraft.

* 1939 – William Least Heat-Moon, American author

* 1939 – Edward Patten, American singer-songwriter and producer ( Gladys Knight & the Pips ) ( d. 2005 )

* 1939 – Bulle Ogier, French actress

* 1939 – Romano Prodi, Italian politician and statesman

* 1939 – Hércules Brito Ruas, Brazilian footballer

* 1939 – Albert Einstein and Leó Szilárd write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.

* 1939 – Benjamin Barber, American theorist

* 1939 – Wes Craven, American director

* 1939 – John W. Snow, American politician, 73rd United States Secretary of the Treasury

* 1984 – Marvin Gaye, American singer ( The Moonglows ) ( b. 1939 )

* 2001 – Trinh Cong Son, Vietnamese composer ( b. 1939 )

Eastern European theorists include Pyotr Stolypin ( 1862 – 1911 ) and Alexander Chayanov ( 1888 – 1939 ) in Russia ; Adolph Wagner ( 1835 – 1917 ), and Karl Oldenberg in Germany, and Bolesław Limanowski ( 1835 – 1935 ) in Poland.

Life with Father is the title of a humorous autobiographical book of stories compiled in 1935 by Clarence Day, Jr., which was adapted in 1939 into a long-running Broadway play by Lindsay and Crouse, which was, in turn, made into a 1947 movie and a television series.

* Clarence W. Turner ( 1866 – 1939 ), American politician

In 1938 and 1939 the researchers / writers of the first book of jazz history, Jazzmen, interviewed several prominent musicians of the time, including Louis Armstrong, Sidney Bechet, and Clarence Williams, who spoke very highly of Bunk in the old days in New Orleans.

The song was originally written by George Harold Sanders and Clarence Z. Kelley and published in 1939.

Directed by Clarence Brown, the 1939 film starred Tyrone Power, Myrna Loy, George Brent, Brenda Joyce, Nigel Bruce and Maria Ouspenskaya.

In 1939, Daigh put the project in the hands of Fawcett writer William Parker and Fawcett staff artist Charles Clarence Beck.

Clarence W. Turner ( D ), until March 23, 1939

Clarence Williams III ( born August 21, 1939 ) is an American actor.

Atlantic Union was the most common name for the proposal, originally advanced by journalist Clarence Streit in 1939, to unite the world's leading democratic nations into a federal union, in much the way the thirteen states united in 1789 under the U. S. Constitution.

In 1939, a Rhodes Scholar named Clarence Streit wrote a book called Union Now, which advocated a gradual approach to final world union by way of regional unions, starting with the union between the US and Britain.

* Union Now, Clarence K. Streit ( 1939 ).

He co-starred with Esther Williams in Billy Rose's Aquacade during the NEW YORK World's Fair, 1939 – 41, pursuing her throughout a span of two years.

Even though there was not a Rookie of the Year award yet in 1939, Babe Ruth declared Williams to be the Rookie of the Year, to which Williams later said was " good enough for me ".

** Paul Williams, American singer ( b. 1939 )

The actual deposit of the “ dust from the grave of Roger Williams ” did not occur until 1939 when the WPA finished the monument.

" Around 1939, he adopted " Tennessee Williams " as his professional name.

Using the remainder of the Rockefeller funds, Williams moved to New Orleans in 1939 to write for the Works Progress Administration ( WPA ), a federally funded program begun by President Franklin D. Roosevelt which was created to put people back to work and helped many artists, musicians and writers survive during the Great Depression.

His 146 runs scored were the most since Ted Williams had 150 in 1950, and he became the first player since Jimmie Foxx in 1939 to amass more runs scored than games played.

After coal was discovered and mining began in nearby Carterville, Harrison, and his cousins Ephraim Snyder Herrin and Mrs. Williams in 1892 prospected for coal beginning at the southwest corner of Williams ' farm, identified in 1939 as the corner of Legion Boulevard and East Herrin St. ( Legion Blvd no longer appears on the maps, but the reference indicates the intersection was the North and North East public roads.

These range from the large ceremonial Indian mound and cave at Nanih Waiya, built about 1700 years ago and sacred to the Choctaw ; to the still thriving Williams Brothers Store, a true old-fashioned general store founded in 1907 and featured in National Geographic in 1939 as a source of anything from “ needles to horse collars ”, and still offering everything from bridles, butter and boots to flour, feed and fashion.

Charles Williams included the above quote from Prometheus Unbound ( 1820 ) in his book Descent Into Hell ( 1939 ).

* John Charles Williams ( 1861 – 1939 ), MP for Truro, 1892 – 1895

* John Hugh Williams ( judge ) ( born 1939 ), New Zealand judge

Payne and Williams lost touch, though eventually, Payne also moved to Montgomery, where he died in poverty in 1939.

Williams dropped out of school in October 1939 so that the Drifting Cowboys could work full time.

A couple of months after Ed Browning's death in May 1939, Winchester hired ex-convict David M. Williams, a convicted murderer and former moonshiner who had begun work on a short-stroke gas piston design while serving a prison sentence.

1939 sheet music cover, " Introduced by Glenn Miller ", Shapiro, Bernstein, and Co., New York. Notable artists who have recorded big-band versions of " In The Mood " include the Joe Loss Orchestra, Xavier Cugat, Tommy Dorsey, Duke Ellington, Benny Goodman, Artie Shaw, Lubo D ' Orio, the Brian Setzer Orchestra, The Shadows and John Williams with the Boston Pops Orchestra.

Professor Philip James Stradling Williams ( 11 January 1939 – 10 June 2003 ) was a Welsh politician for Plaid Cymru and scientist.

From the late 1930s Howells turned increasingly to choral and organ music, composing a second series of Psalm Preludes followed by a set of Six Pieces ( begun 1939 ), of which the third, Master Tallis's Testament, a particular favorite of the composer's, recalled his formative experience of Vaughan Williams ' Tallis Fantasia.

* Paul Williams ( The Temptations ) ( 1939 – 1973 ), tenor / baritone from the popular Motown act The Temptations

Harvey Williams Cushing ( April 8, 1869 – October 7, 1939 ), was an American neurosurgeon and a pioneer of brain surgery, and the first to describe Cushing's syndrome.

In 1939, Bailey fronted a six-side, mostly blues session as " Mildred Bailey and her Oxford Greys " for Vocalion, which featured a small mixed-race combo of Mary Lou Williams ( piano ), Floyd Smith ( electric guitar ), John Williams ( bass ) and Eddie Dougherty ( drums ).