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File:武经总要全前集卷十二 火药制法.jpg

Summary

Description
English: Gunpowder formula in Wujing zongyao part I, vol 12
Date 1044
Source Wujing Zongyao 武经总要
Author 曾公亮 11th century

Licensing

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Author Picasa
Software used Picasa
Exif version 2.2
Unique image ID eadb1a29ca1b15207b3606c8f5739ad4

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