사용자:이철
Geowikimaster (토론 | 기여)님의 2012년 10월 30일 (화) 12:27 판 (Creating user page with biography of new user.)
a graduate in Kyoungbuk national university(1977). I am much interested in geology. I would like to share information with you and to obtain from this website. Thank you very much for making this useful site.
