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Invented in 1952 by Virginia Apgar. Disposable diapers The first disposable diaper was invented in 1946 by Marion Donovan, a professional-turned-housewife who wanted to ensure her children's cloth diapers remained dry while they slept. [12] Donovan patented her design (called 'Boaters') in 1951.
These pipe organs use a piano roll player or other mechanical means instead of a keyboard to play a prepared song: Orchestrion; Fairground organ (or band organ in the USA) Dutch street organ; Dance organ; The wind can also be created by using pressurized steam instead of air. The steam organ, or calliope, was invented in the United States in ...
The pipe organ is a musical instrument that produces sound by driving pressurised air (called wind) through the organ pipes selected from a keyboard.Because each pipe produces a single pitch, the pipes are provided in sets called ranks, each of which has a common timbre, volume, and construction throughout the keyboard compass.
The largest pipe organ ever built, based on number of pipes. It weighs approximately 150 tons. Most of the organ has not functioned since 1944; a partial restoration in 1998 was largely reversed by construction damage during a renovation of the Boardwalk Hall shortly afterwards. A full restoration is currently underway to return the organ to ...
The organ pairs baseball with the tones of the past and present. And it was first heard over 80 years ago at Wrigley Field on Chicago's north side. On April 26, 1941 Ray Nelson entertained fans ...
Edwin Scott Votey (June 8, 1856 – January 21, 1931) was an American businessman, inventor, industrial designer, and manufacturer of pianos and organs. He worked in the organ field all his adult life and had over twenty patents. He invented or co-invented several inventions for World War I.
The organ music was used for what was called "psychological accompaniment" for events at the stadium, especially hockey matches. Other stadiums that featured hockey games began getting their own organs including Madison Square Garden in 1936, and the Boston Garden in 1939. [1] In 1934, Hammond created their first fully electric organ. These ...
A Hammond C-3 organ The Hammond organ is an electric organ invented by Laurens Hammond and John M. Hanert. The instrument was first manufactured in 1935. It has two manuals along with a set of bass pedals. A variety of models have been produced. The most popular is the B-3, produced between 1954 and 1974. The instrument was designed to replace the pipe organ in churches, and early adopters ...