Postmark collection on in total 56 Upper Silesia stamps (mostly Michel-no. 22 till 29) and a cover from Tarnowitz to Görlitz, amongst other things as well postmark "NEUBERUN ** a" on two pieces Michel-no. 23, two strikes "SOROWSKI 20. 3. 21" on horizontal pair Michel-no. 18, various railway mail and cork stamp cancellations