Note 250 — I THE RATE FOR LETTERS (continued 2)
Reading edition
For 1906 it has been estimated at 41,693,017 M. P. Ullrich, Die Finanzen der Reichs-Post- und Telegraphen-Verwaltung, Stettin, 1913, p. 54, n. 5.
Reading edition
For 1906 it has been estimated at 41,693,017 M. P. Ullrich, Die Finanzen der Reichs-Post- und Telegraphen-Verwaltung, Stettin, 1913, p. 54, n. 5.