60 Pfg till 2 Mark "large internal purposes of the service", each stamp on piece with date-appropriate cancellation "Sopot * d * 4. 9. 20 10-11 V. ", Michel-no. 47 with plate flaw I "break by the bar" (field 63), outstanding set, each stamp signed Holtz and Richter, further old certificate Holtz and for each stamp a new certificate with photograph Soecknick BPP (2014) : "genuine and immaculate", Michel 13. 000.- -