Chinese Flamethrower - Public domain dedication image
An 12th century Chinese flamethrower with a tank for petrol-like fluid (most likely Greek Fire that had been known to the Chinese since the early 10th century) and double-acting pump with two pistons so that it... More
Clock Tower from Su Song's Book
Chinese mechanical and horological engineering from the Song Dynasty; this diagram provides an overall general view of the inner workings and armillary sphere of Su Song's clocktower built in Kaifeng. The drawn... More
Su Song Star Map 1, Song dynasty - Public domain old map
This is a star map for the celestial globe of Su Song (1020-1101), a Chinese scientist and mechanical engineer of the Song Dynasty (960-1279). It was first published in the year 1092, in Su's book known as the ... More
Su Song Star Map 2 - Public domain geographic map
A star map of the south polar projection found for the celestial globe of Su Song (1020-1101), a Chinese scientist and mechanical engineer of the Song Dynasty (960-1279). This diagram of a star chart was first ... More
Yingzao Fashi 1 - Drawing. Public domain image.
A diagram of three corbel bracket assemblies in an illustration of a cross-section of a Chinese hall. This is an original picture from the Yingzao Fashi standard building manual published by the Chinese officia... More
Yingzao Fashi 2 - Drawing. Public domain image.
Tenon and mortice work; forms of jointing in tie beams or cross beams, from the Chinese building manual of the Yingzao Fashi, published by Li Jie in the year 1103, during the Song Dynasty. This picture appears... More
Yingzao Fashi 3 - Public domain drawing
Bracket arm clusters containing cantilevers, drawings from the Chinese building manual of the Yingzao Fashi, published in the year 1103 by Li Jie, an architect and official of the Song Dynasty. This picture ap... More
Yingzao Fashi 4 - Public domain drawing
Working drawings of three transverse corbel brackets, from the Chinese building manual of the Yingzao Fashi, published in the year 1103 by Li Jie, an architect and official of the Song Dynasty. This picture ap... More
Yingzao Fashi 5 - Public domain drawing
Working drawings of five different bracket arm bases and two cantilever arms, from the Chinese building manual of the Yingzao Fashi, published in the year 1103 by Li Jie, an architect and official of the Song D... More
Principles of Correct Diet, Yuan Dynasty, 1330
In the caption for this picture, Robert Temple writes: Deficiency diseases were recognized in China by at least the 3rd century AD. Here we see the frontispiece to the classic discussion of the subject, Princ... More
Self-tripped trespass land mine, Huolongjing
The 'self-tripped trespass land mine' from the Chinese military compendium of the Fire Drake Manual (Huolongjing), written by Jiao Yu and Liu Ji in the mid 14th century.
Yuan Dynasty - waterwheels and smelting
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... More