Vaizdas:Yuan Dynasty - waterwheels and smelting.png

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Yuan_Dynasty_-_waterwheels_and_smelting.png ‎(800 × 592 taškų, rinkmenos dydis: 262 KiB, MIME tipas: image/png)

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Aprašymas

Aprašymas	English: This medieval printed illustration depicts waterwheels powering the bellows of a blast furnace in creating cast iron. This illustration is taken from the 14th century treatise Nong Shu, written by Wang Zhen in 1313 AD, during the Chinese Yuan Dynasty.
Data	1313 m. AD
Šaltinis	http://www.waterhistory.org/histories/waterwheels/
Autorius	Wang Zhen

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Rinkmenos istorija

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	Data/Laikas	Miniatiūra	Matmenys	Naudotojas	Paaiškinimas
dabartinis	12:19, 28 gruodžio 2007		800 × 592 (262 KiB)	Mywood	{{Information \|Description= This medieval printed illustration depicts waterwheels powering the bellows of a blast furnace in creating cast iron. This illustration is taken from the 14th century treatise Nong Shu, written by Wang Zhen in 1313 AD, during t