3 Kc. Airmail stamp with hand stamp overprint \"Karlovy Vary 1. X. 1938+swastika\", neat cancelled \"x Karlovy Vary 1 x 4 d -4. X. 38\" on later labelled cover, postal not transported, issued only 25 examples - one of the large rarities the Sudeten territory philately, photo expertize Brunel VP: \"the condition is perfect. \"