Holt's energy, dedication and ability earned him rapid promotion and in April 1939 he was appointed Minister without Portfolio assisting the Minister for Supply and Development.

This, along with continuous stage work, led to the attention of Australian Broadcasting Commission radio drama producer Lawrence H. Cecil, who was to act as his coach and mentor throughout 1939 and 1940.

It was a personal project to Harryhausen, which he had wanted to do for many years, as it was story-boarded by his original mentor, Willis O ' Brien for a 1939 film, Gwangi, that was never completed.

With his mentor, Alton Ochsner, he postulated in 1939 a strong link between smoking and carcinoma of the lung.

In 1939 he succeeded Evarts Boutell Greene, his teacher at Illinois and mentor at Columbia, as the Dewitt Clinton Professor of History there.

Although the onset of World War II forced her to close her fashion house in 1939, Vionnet acted as a mentor to later designers, passing on her principles of elegance, movement, architectural form, and timeless style.

Salinger, in his 1964 essay " A Salute to Whit Burnett " ( the editor of Story Magazine, Burnett was Salinger's mentor whose class in short story writing at Columbia University he attended in 1939 and who was the first professional to publish one of his stories ), said that it was Burnett's use of " That Evening Son Gone Done " in the class that taught him the importance of the author's relationship with his " silent reader ".

For example, Oswald Garrison Villard, writing in 1939, characterized his former mentor Horace White ( 1834 – 1916 ) as " a great economic conservative ; had he lived to see the days of the New Deal financing he would probably have cried out loud and promptly demised.

He then joined the League of Radical Congressmen led by his mentor M. N. Roy in April 1939.

* 1939 – Robert Miller, American art dealer ( d. 2011 )

But in 1939, Robert Oppenheimer and others predicted that neutron stars above approximately three solar masses ( the Tolman – Oppenheimer – Volkoff limit ) would collapse into black holes for the reasons presented by Chandrasekhar, and concluded that no law of physics was likely to intervene and stop at least some stars from collapsing to black holes.

Roosevelt issued Executive Order 6101 on 5 April 1933 which established the CCC organization and appointed a director, Robert Fechner, a former labor union official who served until 1939.

* 1939 – Robert Hansen, American serial killer

* In the timeline of Robert Heinlein's utopian novel For Us, the Living – written in 1939 but only published posthumously in 2003 – LaGuardia is elected President in 1951 and serves two terms as a militant reforming president, effectively nationalizing the banking system and instituting a system of Social Credit.

A hagiographic account of Koch's career can be found in the 1939 Nazi propaganda film Robert Koch, der Bekämpfer des Todes ( The fighter against death ), directed by Hans Steinhoff and starring Emil Jannings as Koch.

This was done by Luis W. Alvarez and Robert Cornog in cyclotron experiments at the Lawrence Berkeley National Laboratory in California in 1939.

Sir Harold ( Harry ) Walter Kroto, FRS ( born 7 October 1939 as Harold Walter Krotoschiner ), is a British chemist and one of the three recipients to share the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley.

John Robert Parker Ravenscroft, OBE ( 30 August 1939 – 25 October 2004 ), known professionally as John Peel, was an English disc jockey, radio presenter, record producer and journalist.

Oswald was born in New Orleans on October 18, 1939, to Marguerite Frances ( née Claverie ; New Orleans, Louisiana, July 19, 1907 – Fort Worth, Texas, January 17, 1981 ) and Robert Edward Lee Oswald, Sr. ( New Orleans, Louisiana, March 4, 1896 – New Orleans, August 19, 1939 ).

* 1939 – Robert Tear, Welsh tenor

Page remained dominant in the party until 1939 and briefly served as an interim Prime Minister between the death of Joseph Lyons and the election of Robert Menzies as his successor, but Page's refusal to serve under Menzies led to his resignation as leader.

< tr bgcolor ="# FFE8E8 ">< td > 30 < td > Robert Cosgrove < td > Labor < td > 18 December 1939 < td > 18 December 1947

However, further studies by Felix Bloch with Arnold Nordsieck, and Victor Weisskopf, in 1937 and 1939, revealed that such computations were reliable only at a first order of perturbation theory, a problem already pointed out by Robert Oppenheimer.

The first novel that Heinlein wrote, For Us, The Living: A Comedy of Customs ( 1939 ), did not see print during his lifetime, but Robert James tracked down the manuscript and it was published in 2003.

Robert Menzies broadcasting to the nation the news of the outbreak of war, 1939.

* 1939: The names " Robert the Bruce " and " Mad Anthony Wayne " are the inspiration for " Bruce Wayne ", the name for the civilian identity of DC Comics superhero Batman.

Robert Menzies defeated Hughes for the UAP leadership and became Prime Minister on 26 April 1939.

The film Lady of the Tropics ( 1939 ), directed by Jack Conway, with Hedy Lamarr and Robert Taylor is said to be inspired by the novel.

* 1939: Abe Lincoln in Illinois – Robert E. Sherwood

* Robert E. Sherwood won the award in 1936, 1939, and 1941.

* 1939 – Dislocations in metals confirmed by Robert W. Cahn

* 1939 Lise Meitner and Otto Robert Frisch determine that nuclear fission is taking place in the Hahn-Strassmann experiments

Menzies ' first term as Prime Minister commenced in 1939, after the death in office of the United Australia Party leader Joseph Lyons and a short-term interim premiership by Sir Earle Page.

In September 1939, Menzies found himself a wartime leader of a small nation of 7 million people that depended on Britain for defence against the looming threat of the Japanese Empire, with 100 million people, a very powerful military, and an aggressive foreign policy that looked south.

She had a busy official role from 1932 to 1939 and, following her husband's death, stood for Parliament herself, becoming Australia's first female Member of the House of Representatives, and later first woman in Cabinet, joining the Menzies Cabinet in 1951.

Menzies announced Australia's entry into World War Two on 3 September 1939 as a consequence of Nazi Germany's invasion of Poland.

( He was the only prime minister to be knighted during his term of office until Robert Menzies in 1963 ; various others were knighted after leaving the office ; Sir Earle Page was already a knight when he briefly became prime minister in 1939.

Australia entered the Second World War on 3 September 1939 and a special War Cabinet was created after war was declared – initially composed of Prime Minister Menzies and five senior ministers including Billy Hughes.

This was despite Curtin furiously opposing conscription during World War I, and again in 1939 when it was introduced by the Menzies government.

Sinclair died in 1939, after an illness, and was replaced as C by Lt Col. Stewart Menzies ( Horse Guards ), who had been with the service since the end of World War I.

* 1939 – 1952: Major General Sir Stewart Menzies, KCB, KCMG, DSO, MC

When Robert Menzies became Prime Minister in 1939, his family moved into The Lodge.

In 1939, when Admiral Sinclair died, Menzies was appointed Chief of SIS.

On 3 September 1939 Prime Minister Robert Menzies announced the beginning of Australia's involvement in the Second World War on every national and commercial radio station across Australia.

In 1939 Robert Menzies became Prime Minister for the first time.

In 1939 Lyons died, and the Country Party leader, Dr Earle Page, refused to serve under his successor, Robert Menzies.

On 15 September 1939, Menzies announced the formation of the Second AIF, an expeditionary force of 20, 000, to consist of one infantry division and any auxiliary units that the Australian Army could fit into it.

On 15 November 1939, Menzies announced the reintroduction of conscription for home defence service effective 1 January 1940.

* Hon Robert Menzies, KC MP: Attorney-General, Minister for Industry ( to 20 March 1939 ) ( UAP )

The First Menzies Ministry was the twenty-sixth Australian Commonwealth ministry, and ran from 26 April 1939 to 14 March 1940.

* Stewart Menzies, Head of British Secret Intelligence Service 1939 – 1952

Shortwave services from the Australian Broadcasting Corporation were inaugurated in December 1939 by Prime Minister Robert Menzies.