By 1870 Liberia had sunk into financial crisis, which dragged on into the 1930s.

In the 1930s, Liberia signed concession agreements with Dutch, Danish, German and Polish investors.

The depression of the 1930s brought Liberia to the verge of bankruptcy.

An early pioneer of radio astronomy was Grote Reber, an amateur astronomer who constructed the first purpose built radio telescope in the late 1930s to follow up on the discovery of radio wavelength emissions from space by Karl Jansky.

His reception remained warmer in America than Britain, and he continued to publish novels and short stories, but by the late 1930s the audience for Milne's grown-up writing had largely vanished: he observed bitterly in his autobiography that a critic had said that the hero of his latest play (" God help it ") was simply " Christopher Robin grown up ... what an obsession with me children are become!

The French critics thought it was characteristic of American films of the 1930s or 1940s ; however, it was mostly characteristic of cheaper American movies, such as Charlie Chan mysteries where people collected in front of a fireplace or at the foot of the stairs in order to explain what happened a few minutes ago.

Due to his close proximity with Jacques Doriot's fascist Parti Populaire Français ( PPF ) during the 1930s and his role in implementing eugenics policies during Vichy France, he was accused after the Liberation of collaborationism, but died before the trial.

For a while in the 1920s and 1930s there was a Green International ( International Agrarian Bureau ) based on the peasant parties in Bulgaria, Czechoslovakia, Poland and Serbia.

Despite this, Babbage's work fell into historical obscurity and the Analytical Engine was unknown to builders of electro-mechanical and electronic computing machines in the 1930s and 1940s when they began their work, resulting in the need to re-invent many of the architectural innovations Babbage had proposed.

In the 19th century and up to the 1930s, the city was important for the production of railway locomotives and carriages, iron, pins, needles, buttons, tobacco, woollen goods, and silk goods.

Phage therapy was in use in the 1920s and 1930s in the US, Western Europe, and Eastern Europe.

Great progress was made in the field of aviation during the 1920s and 1930s, such as Charles Lindbergh's solo transatlantic flight in 1927, and Charles Kingsford Smith's transpacific flight the following year.

The subspace radio, best known today from Star Trek and named for the method used in the series for achieving faster-than-light travel, was the most commonly used name for such a faster-than-light communicator in the science fiction of the 1930s to the 1950s.

His first major published work was in 1911, Cowboy Songs and Other Frontier Ballads, and was arguably the most prominent US folk music scholar of his time, notably during the beginnings of the folk music revival in the 1930s and early 1940s.

One of the earliest 20th century practitioners of this method was The Mills Brothers whose early recordings of the 1930s clearly stated on the label that all instrumentation was done vocally.

Gumede ( president of the ANC ) proposed cooperation with the Communists in a bid to revitalise the organisation, but he was voted out of power in the 1930s.

This topic was further developed in the 1930s by Alonso Church and Alan Turing, who on the one hand gave two independent but equivalent definitions of computability, and on the other gave concrete examples for undecidable questions.

The height of Nimzowitsch's career was the late 1920s and early 1930s.

In a series of published and unpublished studies in the 1930s, Whorf argued that Mayan writing was to some extent phonetic.

Originally, the award was known as the J. Louis Comiskey Memorial Award, named after the Chicago White Sox owner of the 1930s.

The column is unsigned except by " Beachcomber " and it was not publicly known that Morton or Wyndham-Lewis wrote it until the 1930s.

For many years, bouldering was commonly viewed as a playful training activity for climbers, although in the 1930s and late 1940s Pierre Allain and his companions enjoyed bouldering for its own sake in Fontainebleau, considered by many to be the Mecca of bouldering.

In the 1920s and 1930s almost every major cosmologist preferred an eternal steady state Universe, and several complained that the beginning of time implied by the Big Bang imported religious concepts into physics ; this objection was later repeated by supporters of the steady state theory.

* The town hall was constructed in the 1930s after the destruction of the Saint Maurice chapel in July 1934.

A few English banks continued to issue their own notes until the last of them was taken over in the 1930s.

Germany started to build destroyers again during the 1930s as part of Hitler's rearmament program.

Inflation rose sharply during World War I, but deflation returned again after World War I and during the 1930s depression.

Lindy Hop moved off-shore in the 1930s and 40s, again in films and news reels, but also with American troops stationed overseas, particularly in the United Kingdom, Canada, Australia, New Zealand, and other allied nations.

The Kanak population declined from around 60, 000 in 1878 to 27, 100 in 1921, and their numbers did not increase again until the 1930s.

" Although the 1930s and 1940s and the ensuing neo-orthodox theological consensus mitigated much of the polemics during the mid-20th century, disputes erupted again beginning in the mid-1960s, over the extent of involvement in the Civil Rights Movement and the issue of ordination of women, and, especially since the 1990s, over the issue of ordination of gays and lesbians.

After a failed attempt in the 1930s to start an Israeli movement, the World Union for Progressive Judaism tried again in the 1970s and created the movement now known as the Israeli Progressive Movement.

After a decline during the economic depression, Škoda was again successful with models such as the Popular in the late 1930s.

In the early 1930s, Prokofiev was starting to long for Russia again ; he moved more and more of his premieres and commissions to his home country from Paris.

Calls for just such an individual to be made viceroy came again in the late 1930s, but it was not until Vincent Massey's appointment by King George VI in 1952 that the position was filled by a Canadian-born individual ; this practice continued until 1999, when Queen Elizabeth II commissioned as her representative Adrienne Clarkson, a Hong Kong-born refugee to Canada.

In the 1930s Dodd returned to Spokane and started promoting the celebration again, raising awareness at a national level.

Despite being replaced by a Germanic royal Coat of Arms, it remained a popular symbol, and was used again in the 1930s by the Second Hellenic Republic.

By convincing banks to lend again, as well as changing and standardizing mortgage instruments and procedures, home ownership has increased from 40 % in the 1930s to nearly 70 % in 2001.

Strauss's seeming relationship with the Nazis in the 1930s attracted criticism from some noted musicians, including Arturo Toscanini, who in 1933 had said, " To Strauss the composer I take off my hat ; to Strauss the man I put it back on again ," when Strauss had accepted the presidency of the Reichsmusikkammer.

To accommodate the increasing number of trains the station was expanded in the 1870s by Francis Fox ; and again in the 1930s by P E Culverhouse.

London Underground have planned a Bakerloo line extension to Camberwell on at least three occasions since the 1930s, and this is again said to be under consideration.

In the early 1930s, it was a thriving community until fire again consumed the Chinese section in the mid 1930s.

The Great Depression of the 1930s saw the end of growth again for the city.

The depression of the 1930s again slowed growth, with total population only increasing by 3 % between 1930 and 1940.

Since then, the Old Regent has been painstakingly rebuilt and restored once again, including recreating historic panels in the auditorium and the original 1930s carpeting.

Oil was discovered in the 1930s and production has ended, though there have been efforts to start pumping again.

Cigars lost their popularity to cigarettes between the two World Wars, and in the 1930s the Great Depression again brought the town's expansion to a halt.

Then following the 1930s and the Great Depression the population grew again, due in part to the construction of the Taconic Parkway which ended in Milan at the time, and then the post World War II boom.

Booms happened again in 1925 and 1927 continuing through the 1930s.