50 F rotoranger, 1.25 M black green block of six postage stamps issue 1922 on registered letter from Giszowice (BEFORE THAT. Gieschewald, in today's name: Giszowiec) to Ludwigslust, ZKr GISZOWICE 4.10.1922, still used German provisional registration label Gieschewald (Kr. Katowice), transit postmark ZKr Wroclaw 6.9.1922 and arrival postmark Zkr LUDWIGSLUST 7.9.1922 both at back, furthermore violet rectangle cancel with two lines PUe / -692 - 7- 21 the foreign exchange control authority / post monitoring place in Wroclaw (OS handbook number II B 3), time typical traces of age and usage