Gnewuch/Roth, From the Berlin postal history, From the OPD to the LPD ...

Gnewuch/Roth, From the Berlin Postal History, From the OPD to the LPD Berlin 1850-1975, 1975, illustrated volume, 256 pages with numerous photos, with both maps and the often missing postal plan of Berlin from 1884, here a very good copy in the original plastic folder, only rarely offered #38626