Special 343 Irrigation Skill Postage Stamps (1995) (D343)

Stamp SN : D343
Stamp Name : Special 343 Irrigation Skill Postage Stamps (1995)
Stamp Cat Standard : Special Stamps
Stamp Cat : Mammals,Agriculture
Issue date : 1995-02-14
Dimension of stamps(mm.) : 25.5x36
Printer : China Engraving & Printing Works, R.O.C.
Sheet composition : 4×5
Process : Deep etch offset
Paper : Locally-made mat finished,
Perforation : 11 1/2
Designer : Andy Ko

Compiled by Sung Yin-shing in the Sung dynasty, Tian Gong Kai Wu is an encyclopedia, recording with great detail more than 10 different production skills of agriculture. The hydraulic section of this book gives a detailed account of how the ancient Chinese utilized different sources of power to irrigate their crop. Five of these skills are featured on this set of stamps.