Korean Philately Vol 9-12

Korean Philately Vol IX No. 1 (May 1960)Vol. IX No. 2 was not published, Vol. IX (1960) had only three issues.
Korean Philately Vol IX No. 3 (August 1960) Korean Philately Vol IX No. 4 (November 1960)
Korean Philately Vol X No. 1 (February 1961) Korean Philately Vol X No. 2 (May 1961)
Korean Philately Vol X No. 3 (August 1961) Korean Philately Vol X No. 4 (November 1961)
Korean Philately Vol XI No. 1 (February 1962) Korean Philately Vol XI No. 2 (May 1962)
Korean Philately Vol XI No. 3 (August 1962) Korean Philately Vol XI No. 4 (November 1962)
Korean Philately Vol XII No. 1 (February 1963) Korean Philately Vol XII No. 2 (May 1963)
Korean Philately Vol XII No. 3 (August 1963) Korean Philately Vol XII No. 4 (November 1963)