This map, taken from a UN military intelligence section report about the first year of fighting in Korea, shows the positions of the opposing armies both on 22 April 1951 at the start of the Chinese offensive and the new front line just outside Seoul on 30 April. The 63rd Army and Uijongbu are highlighted.
Catalogue reference: WO 308/100 no.10 (n.d., c.1951)
