Sunday, July 27, 2014

Expo Science Park, Daejeon




Grand Order of Mugunghwa (무궁화 대훈장)



Hong Yong-Sik (홍영식)

Hong Yong-Sik, the postmaster general, took the lead in modernizing the postal system. Thanks to the efforts of the enlightenment group Ujongsa, the public department responsible for postal service, was set up in 1882 and Woo-jong-chong-guk (우정총국), or the countryˊs Post Office, was established in 1884 to supervise and control the new postal system. On October 1 in lunar calendar the same year (November 18 in solar calendar) Munwi stamps (mun was the then monetary unit) were issued for the first time in the country, signalling the start of the modern postal service.


The Korean Postal Bureau (Woo-jong-chong-guk, 우정총국), which started the nation’s first modern postal service in 1884, is located in Gyeonji-dong, Jung-gu, central Seoul. 


Money box during Joseon Period



Korean coins




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Currency Museum of Korea, Daejeon

Cheonsang-Yeolcha-Bunyajido: 228th national treasure of South Korea, 천상열차분야지도






Jang, Yeong-Sil



Jang, Yeong-Sil (장영실) was a fifteenth century Korean scientist and astronomer during the Joseon Dynasty. Although Jang was born into the servant/slave class (Cheonmin), King Sejong's new policy of breaking class barriers during the Joseon Dynasty allowed Jang to be recruited into the national civil service and to work at the royal place. Jang's inventions, such as the rain gauge (called Cheokugye), water gauge, highlighted the technological advancements of the Joseon Dynasty.

Cheokugye (측우기)


Jang, Yeong-Sil invented Korea's first rain gauge in 1441.

Honcheonui (혼천의)



The Honcheonui (Celestial globe) was built in 1443 by Jang, Yeong-Sil, under order from King Sejong Great.


National Science Museum, Daejeon






Sunday: free time, At KAIST ( Korea Advanced Institute of Science and Technology), Daejeon