"Kwan-li-so No. 18 Bukchang" . "Bukchang internment camps" . . "Political Prison Camp No. 18" . . "Bukchang" . "Prison camp No. 18" . "Pukchang concentration camp" . . . . . . "Camp No. 18" . "Pukchang concentration camp" . . "Camp 18" . "Pukchang" . "Pukch'ang camp" . . . . "Pukchang camp" . "Pukchang Political Prison Camp" .