The first attempts to isolate TSH came a decade later, when Janssen and Loeser ( 1931 ) used trichloroacetic acid to separate the soluble TSH from insoluble impurities.

T. V. Barker, who developed the classification-angle system, was about to begin the systematic compilation of the index when he died in 1931.

Since 1885, when the Duke of Montrose constructed a road over the eastern shoulder of Craigmore to join the older road at the entrance of the Trossachs pass, Aberfoyle has become the alternative route to the Trossachs and Loch Katrine ; this road, known as the Duke's Road or Duke's Pass, was opened to the public in 1931 when the Forestry Commission acquired the land.

According to Volume I of her diaries, 1931 – 1934, published in 1966 ( Stuhlmann ), Nin first came across erotica when she returned to Paris with her mother and two brothers in her late teens.

Organized sports competition on Sundays was illegal in Pennsylvania until 1931, when challenged by the Philadelphia A's, the laws were changed permitting only baseball to be played on Sundays.

In 1931 Lemaître went further and suggested that the evident expansion of the universe, if projected back in time, meant that the further in the past the smaller the universe was, until at some finite time in the past all the mass of the Universe was concentrated into a single point, a " primeval atom " where and when the fabric of time and space came into existence.

Before 1931, i. e. through most of Ruth's most productive years, the umpire called the play based on the ball's final resting place " when last seen ".

Soon, however, the Liberals faced another divisive crisis when a National Government was proposed to fight the 1931 general election with a mandate for tariffs.

Britain remained on the gold standard until 1931 when the gold and foreign exchange reserves were transferred to the Treasury.

The Fetha Negest remained the supreme law in Ethiopia until 1931, when a modern-style Constitution was first granted by Emperor Haile Selassie I.

The six-year period after 1931 — when the cane toad was most prolific, and the white-grub saw dramatic decline — saw the highest-ever rainfall for Puerto Rico.

The name was created in 1931 by the DAT Motorcar Co. for a new car model, spelling it as " Datson " to indicate its smaller size when compared to the existing, larger DAT car.

In 1931, when he was 16, Thomas left school to become a reporter for the South Wales Daily Post, only to leave under pressure 18 months later.

However, Chiron did compete the following year, when he was beaten by René Dreyfus and his Bugatti and finished second, and took victory in the 1931 race driving a Bugatti.

The prospect for tranquility was further advanced in 1931 when Ferrera and his insurgents were killed, while leading one last unsuccessful effort to overthrow the government, after government troops discovered their hiding place in Chamelecon.

Maroger began to become famous around 1931, when the National Academy of Design in New York, New York reported Maroger's painting discoveries.

Gödel is best known for his two incompleteness theorems, published in 1931 when he was 25 years old, one year after finishing his doctorate at the University of Vienna.

Colonial interest only increased when petroleum was discovered south of Manama in the centre of the island and first extracted in 1931.

The archipelago has been under Colombian control since 1931 when a treaty was signed during US occupation of Nicaragua, giving Colombia control over the islands.

Details of the case were not released to the press, but the evidence against Nurmi was believed be the sworn statements from German race promoters that Nurmi had received $ 250 – 500 per race when running in Germany in autumn 1931.

* 7-Cecile de Brunhoff, 99, inspired the Babar the Elephant children's books when she told it to her children as a bedtime story in 1931.

However, when the Savings Bank closed due to the Great Depression in 1931, he joined the Rural Bank of New South Wales.

1931 was a year when several Surrealist painters produced works which marked turning points in their stylistic evolution: Magritte's Voice of Space ( La Voix des airs ) is an example of this process, where three large spheres representing bells hang above a landscape.

As another tribute to his lasting legacy, the same fleet of cars Edison deployed on the Lackawanna in 1931 served commuters until their retirement in 1984, when some of them were purchased by the Berkshire Scenic Railway Museum in Lenox, Massachusetts.

In 1931 MacDonald's government fell apart under the Great Depression, and the Liberals agreed to join his National Government, dominated by the Conservatives.

Yet there were a few recruits, such as Clement Davies, who had deserted to the National Liberals in 1931 but now returned to the party during the World War II and who would lead it after the war.

In 1931, he contested the parliamentary seat of Penryn and Falmouth for the Labour Party, but was unsuccessful, finishing third behind the Liberals.

During the Great Depression a coalition termed a National Government was formed in 1931 between Labour Prime Minister Ramsay MacDonald and the Conservatives and Liberals.

He generally allied himself with right-wing Liberals critical of their party's support for the Labour minority governments, joining with Sir John Simon in becoming a ' Liberal National ' upon the formation of the National Government in 1931.

He became active in the Liberal Party and contested Blackpool in the 1931 general election as one of a handful of Independent Liberals who rejected the National Government, and the official Liberal support for it, and strongly supported free trade.

When the Liberal Party returned to power in 1931 in coalition with the Conservatives and National Labour as part of MacDonald's National Government, it was expected that Birkett would be offered the position as a Liberal Member of Parliament, but by the time they proposed candidates for Solicitor General, the Liberals had exceeded the number of ministerial positions they had agreed to take in the coalition.

In 1931 the Liberals divided into three groups and he became one of the Liberal National MPs supporting the National Government.

Blaming it on Bennett: A 1931 political cartoon suggests that Liberals had failed to take responsibility for their own errors.

Reform then became the Opposition, however in 1931 Reform entered into coalition with the Liberals, and Labour then became the Opposition, despite being the third party.

* 1931: A faction formed the Liberal National Party ; Another faction centred on Lloyd George and his family became the Independent Liberals ( 1931 )

* 1931: A faction of the Liberal Party centred on Lloyd George and his family became Independent Liberals

In addition the Liberal Nationals ( National Liberals from 1947-48 onwards ) also kept a semi-separate existence and didn't finally disappear until 1968-the last political legacy of what happened in the crisis of August 1931.

In 1931 the cause of the strife was seemingly removed when the Labour Government fell and was succeeded by an all party ' National Government ' but further divisions emerged when it was proposed that the National Government call a general election to seek a mandate to introduce protective tariffs, a policy that was anathema to many Liberals, Runciman included.

At the 1931 general election, a small group of official Liberal candidates led by former Liberal Party leader, David Lloyd George, and mostly related to him, stood on a platform of opposition to the National Government and were sometimes referred to as Independent Liberals.

* Independent Liberals ( UK, 1931 )

Gonzalo Arango was born in Andes, a town of the Antioquian South-Eastern region in 1931, in a time known in Colombia as the Regimen of the Liberals that had to face the Great Depression.