Germany Reich. Michel 337A cover , 1923 Overprint on inflation numerals 5 Milliarden on 100 mi M dull green-grey perf 14 x 14¼. Letter, sent from Saalfeld (Saale) 22.11.1923 to GUSUM (Sweden), franked with 8 x Mi 337A, correctly franked for a 20 g letter to a foreign destination during the period 20.11-25.11 1923.