Sou Bf 1986 GDR RailwayBurg pm B002

Souvenir envelope of the German Democratic Republic; 1986; commemorative postal envelope to the "150 years of opening of the railway line Berlin - Potsdam - Magdeburg in 1846"; additional envelope motive with the railway station of Burg (near Magdeburg) and a rail crane from around 1849 (= technical monument in Burg); enveloped with stamp Michel No. 2969 from 1985 of the series "Railway traditions in the GDR" showing the locomotive "Saxonia" from 1838; a portrait of Johann Andreas Schubert (1808-1870) in standing oval, and a electric locomotive BR 250 of the "Deutsche Reichsbahn"; stamp postmarked with a two-circle normal segment cancel for 4digit-code postal numbers in upper area, and with chord segment below, 28.5 mm diameter
Stamp: Michel: No. 2969; Yvert et Tellier: No. 2592; Scott: No. 2497; AFA: No. 2648
Color: multicolored
Watermark: none
Nominal value: 25 (Pfennig) (stamp)

Postage validity: from 24 September 1985 until 2 October 1990 date QS:P,+1950-00-00T00:00:00Z/7,P580,+1985-09-24T00:00:00Z/11,P582,+1990-10-02T00:00:00Z/11 (stamp)
Postmark: Burg (then Kingdom of Prussia, contemporary Saxony-Anhalt, Germany), 27 February 1986, two-circle normal cancel for 4digit-code postal numbers in upper area, and with chord segment below, 28.5 mm diameter