Industry and technology - Part of a definitive set of 14 stamps

Twin issue with German Federal Republic

Issue date: 1975

Click on the stamps to enlarge them

10 pf Mauve (14 August) Front of ET420/421 electric train
160 pf Green (15 October) Side-dump cars at blast furnace

 

 Circulation: ???

Perforation: 14
Catalog No.:   M 495 + 505 - S 9N360 + 9N372 - SG B479 + 489 - YT ???