Download (KSS members only): “KSS Monograph 1: Korean Postal Stationery Catalog Errata”
In 1986/1987 KSS member John J. Sauer published “KSS Monograph 1: Korean Postal Stationery Catalog”. This 32 page publication can be download on the KSS website. A 2 page update to the original publication was published some time after as an addendum.
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