During the early 1920s, he and his father-in-law developed the Stockade Building System for producing light-weight, weatherproof, and fireproof housing — although the company would ultimately fail.

It was largely due to the popularity of artists such as Blind Lemon Jefferson and contemporaries such as Blind Blake and Ma Rainey that Paramount became the leading recording company for the blues in the 1920s.

The Nederlandse Seintoestellen Fabriek ( NSF ) company established a professional transmitter and radio factory in Hilversum in the early 1920s, growing into the largest of its kind in the Netherlands, and in 1948 being taken over by Philips.

In the 1920s and ' 30s the company played a key role in the development of new chemical products, including the dyestuff phthalocyanine ( 1929 ), the acrylic plastic Perspex ( 1932 ), Dulux paints ( 1932, co-developed with DuPont ), polyethylene ( 1937 ) and polyethylene terephthalate fibre known as Terylene ( 1941 ).

In the 1920s, the company started to manufacture other products, such as vacuum tubes.

Born into poverty in Sora, Lazio ( in either 1901 or 1902-sources are divided ), he began his career as a theatre actor in the early 1920s and joined Tatiana Pavlova's theatre company in 1923.

In the 1920s, another company built approximately 50 more houses, these with garages.

He registered wins in the 1960s, 1970s, 1980s, 1990s and the 2000s, putting him in the company of Jack Johnson, who had wins in the 1890s, 1900s, 1910s, 1920s and 1930s.

Many manufacturers produced jukeboxes, including 1890s Wurlitzer, 1920s Seeburg, 1930s " Rock-Ola " whose name is actually based on that of the company founder, David Cullen Rockola, and Crosley.

During the 1920s, the company was heavily involved in the creation of the UK National Grid.

Citroën had stopped producing the economy cars that established the company after the First World War by the mid 1920s, when they moved to using Budd type pressed steel bodies.

From the 1920s until the 1950s the company, under the name " Wyandotte Toys ", was the nation's largest manufacturer of toy guns and pistols, producing a wide variety of pop guns, clicker pistols, dart guns, cap guns and a variety of plastic pistols.

An extension in the 1920s used a route originally planned by a fourth company.

In the 1920s Monsanto expanded into basic industrial chemicals like sulfuric acid and PCBs, and Queeny's son Edgar Monsanto Queeny took over the company in 1928.

He supervised African-American recordings ( the 8000 Race Series ) for the New York offices of Okeh phonograph company in the 1920s in the Gaiety Theatre office building in Times Square.

He returned to London and spent much of the 1920s trying to create a permanent National opera company in England without much success.

At the close of the war, he strove to establish an English national opera throughout the 1920s, but was unable to get the financial support needed to maintain a permanent company.

In the 1920s the place was renamed for Thomas Friant, a lumber company executive.

This independent utility company was one of many that were gobbled up by the Florida Public Service Corporation in the 1920s.

In the 1920s the Pullman Company went through a series of restructuring steps, which in the end resulted in a parent company, Pullman Incorporated, controlling the Pullman Company ( which owned and operated sleeping cars ) and the Pullman-Standard Car Manufacturing Company.

In the 1920s, the company added the first " line trucks.

In the 1920s, Sears, Roebuck and Company was a major mail order company.

In the late 1920s the Swedish Navy had ordered the development of a 40 mm naval anti-aircraft gun from the Bofors company.

Following the economic downfall of the European mining industry in the late 1920s, Max Gold moved his family to Berlin, where he had taken a job as director of a metal trading company.

In the 1920s and 1930s the Union Minière du Haut Katanga company, operating in the then Belgian colony of Congo, had a virtual monopoly of the world uranium market ( holding most of the deposits known at the time ).

Modern advertising was created with the innovative techniques introduced with tobacco advertising in the 1920s, most significantly with the campaigns of Edward Bernays, which is often considered the founder of modern, Madison Avenue advertising.

Mountbatten introduced the sport to the Royal Navy in the 1920s, and wrote a book on the subject.

Although air transport in Guyana had its beginnings in the 1920s when the first " bush " services were introduced, Government's earnest participation can be dated from 1947 when a Director of Civil Aviation was appointed to regulate the industry.

During the 1920s, several improvements were put in place, such as a new 74 cubic inch ( 1, 200 cc ) V-Twin, introduced in 1922, and the " Teardrop " gas tank in 1925.

Concert versions have a switch mechanism ( similar to semitone levers on a modern folk harp ) for making sharps and flats, an innovation developed introduced by Paul Salminen in the 1920s.

First produced in 1896 as one of the first commercially successful and practical semi-automatic pistols, Spanish gunmakers in the late 1920s introduced " select fire " copies of the C96 with detachable magazines, and in the early 1930s Mauser engineers introduced the model 711 and 712 Schnellfeuer variants, which included a fire selector mechanism allowing fully automatic fire at a rate of 1000 rounds / minute.

Lady Arran Colquhoun introduced them in the 1920s.

Marxism – Leninism was introduced to Vietnam in the 1920s and 1930s, and Vietnamese culture has been led under the banner of patriotism and Marxism – Leninism.

In the 1920s, vehicle simulators were introduced.

Gayetty's paper, first introduced in 1857, was available as late as the 1920s.

The Portuguese-ruled territory was introduced to several popular European and North American sports disciplines since the early urbanistic and economic booms of the 1920s and 1940s.

In the early 1920s they introduced professional leagues, the first continental countries to do so.

In the 1920s pavement markings were introduced.

Early experiments using rockets to boost gliders into the air were conducted in Germany in the 1920s ( Lippisch Ente ), and later both the Royal Air Force and the Luftwaffe introduced such systems in World War II.

The 1920s were the most positive period in Parliament for Astor as she made several effective speeches and introduced a bill that passed.

Meanwhile, string rewriting rules as formal, abstract systems were introduced and studied by mathematicians such as Axel Thue ( in 1914 ), Emil Post ( 1920s – 1940s ) and Alan Turing ( 1936 ).

Mass production was popularized in the 1910s and 1920s by Henry Ford's Ford Motor Company, which introduced electric motors to the then-well-known technique of chain or sequential production.

Broccoli was first introduced to the United States by Italian immigrants but did not become widely known until the 1920s.

Their first official badge was introduced in the 1920s.

* The island of Inchconnachan in Loch Lomond, Scotland, has a population of around 28 red-necked wallabies introduced by Lady Colquhoun in the 1920s.

During this time, inspired by psychedelics and cartoons from the 1920s and 1930s, he introduced a wide variety of characters that became extremely popular, including Fritz the Cat and Mr. Natural.

In the Soviet Union, collectivization was introduced by Joseph Stalin in the late 1920s as a way, according to the theories of socialist leaders, to boost agricultural production through the organization of land and labor into large-scale collective farms ( kolkhozy ).

In the 1920s kibbutzim introduced communal children's homes.

Irrigation methods introduced to the area in the 1920s brought in truck farming and the citrus fruit industry.