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Link to original content: http://en.wikipedia.org/wiki/File:Chinese_Gunpowder_Formula.JPG
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File:Chinese Gunpowder Formula.JPG

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Description

The earliest known written description of the formula for gunpowder, from the Chinese Wujing Zongyao military manuscript that was compiled by 1044 during the Song Dynasty of China. It was written and compiled by the 11th century Song scholars Zeng Gongliang (曾公亮), Ding Du (丁度), and Yang Weide (楊惟德). The entry for this specific page is headed with the title "method for making the fire-chemical" ("huo yao fa").

This picture can also be found on page 119 of Joseph Needham's book Science and Civilization in China: Volume 5, Part 7.
Date
Source Own work (My book)
Author PericlesofAthens


Public domain

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Massimo Musso

Captions

Chinese Wujing Zongyao military manuscript.

Items portrayed in this file

depicts

Wujing Zongyao

inception

11 August 2007

media type

image/jpeg

checksum

52dfa7477bea78f8e39d5cf834180268f662c693

determination method or standard: SHA-1

data size

290,670 byte

height

864 pixel

width

1,194 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current22:39, 30 September 2021Thumbnail for version as of 22:39, 30 September 20211,194 × 864 (284 KB)HohumAdjust using reference image
21:21, 11 August 2007Thumbnail for version as of 21:21, 11 August 20071,194 × 864 (229 KB)PericlesofAthens{{Information |Description=The earliest known written description of the formula for gunpowder, from the Chinese ''Wujing Zongyao'' military manuscript that was compiled by 1044 during the Song Dynasty of China. The entry for this page is headed "method f

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