File:武经总要全前集卷十二霹雳火球图.jpg

File
File usage
Metadata
Wikipedia for Schools...

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

Description	English: Illustration for fire cracker ball in Wujing Zongyao
Date	1044
Source	Wujing Zongyao 武经总要
Author	曾公亮 11th century

Licensing

	This work is in the public domain* in the United States, and those countries with a copyright term of life of the author plus 100 years or less.*
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Gunpowder

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Author	Picasa
Software used	Picasa
Exif version	2.2
Unique image ID	2f18bc16804bde4b4e5b888014e6a9e5

Wikipedia for Schools...

Wikipedia for Schools was collected by SOS Children. SOS Childrens Villages believes that a decent childhood is essential to a happy, healthy. Our community work brings families new opportunities through education, healthcare and all manner of support. Will you help another child today?

File:武经总要全前集卷十二 霹雳火球图.jpg