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Per-kilogram prices of some synthetic radioisotopes range to trillions of dollars. ... 1.4×10 −6 [ax] (3.878 × 10 10 kg) No reliable price available.
The data on exchange rate for Japanese Yen is in per 100 Yen.; The end year rate for 1998–99 pertain to March 26, 1999 of Deutsche Mark rate.; Data from 1971 to 1991–92 are based on official exchange rates.
English: This chart shows the nominal price of gold along with the price in 1971 and 2011 dollars (adjusted based on the consumer price index). The historical gold price was obtained from www.igolder.com; CPI was obtained from www.rateinflation.com. The data is in section Chart Data.
The European harmonium developed in the 18th century, inspired by the Chinese sheng, a gourd mouth organ. [3] Various types of European harmoniums and reed-organs arrived in India in the 19th century, some were brought by missionaries. [2] [1] The Indian harmonium is derived from reed organ designs developed in France.
Dwarkin & Son was founded in 1875 by Dwarkanath Ghose as D. Ghosh and Sons at Lower Chitpur Road in Kolkata, mainly dealing piano tuning and repairing of musical instruments.
In the 1930s and 1940s the demand in Europe for reed organs and harmoniums significantly declined and the factory started exporting the reeds to India where Indian style hand-pumped harmoniums had become very popular creating the demand and a market for the German harmonium reeds.
It is similar to a harmonium and is used to provide a drone in a practice session or concert of Indian classical music. [1] It is used as an accompaniment to other instruments and notably the flute. The shruti box is also used in classical singing. In classical singing, the shruti box is used to help tune the voice.
The glass harmonica, also known as the glass armonica, glass harmonium, bowl organ, hydrocrystalophone, or simply the armonica or harmonica (derived from ἁρμονία, harmonia, the Greek word for harmony), [1] [2] is a type of musical instrument that uses a series of glass bowls or goblets graduated in size to produce musical tones by means ...