Photo via: BennyT85Erhu, http://bennyt85erhu.wordpress.com/erhu/ This instrument is called an erhu, a Chinese stringed musical instrument. This instrument is similar to a violin, as a bow is used to play the
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Ivory Tag
This survey instrument was made by Queen and Company in 1893. The instrument includes a transit, plum-bob, compass, scale and wood and ivory leveling rods. Surveying is the process of