bulgaria 47


CHESS PHILATELIC CATALOGUE

 

codes explanation :    SS, SC = Special cancel    WS = Machine slogan postmark    WS red = Meter slogan postmark

                                    SGS = postal stationery cover    PSG = postal stationery card    sh = sheet    st = stamp    blk = block

                                    SK = special card        SB = special cover        IP = imperforated        TK = telephone-card


Link to my complete list of the known chess telephone cards


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