Colnect-2579-668-World-energy-conference.jpg
Source: Colnect
Issued by: Turkey
Function: postage
Date: 9/19/1977
Issue: 10th World Energy Conference
Denom: 100k+25k
Color: multicolored
Design:
Watermark: unwmk
Perf: 12.75x13
Catalog value:



External links:
Colnect 125383.._conference_2v