Colnect-3691-428-Signal-lights.jpg
Source: Colnect
Issued by: Colombia
Function: postage
Date: 5/14/1968
Issue: 21st Anniversary of National Telecommunications Services
Denom: 50c
Color: multicolored
Design:
Watermark: unwmk
Perf: 13.5x14
Catalog value:


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External links:
Colnect 340544..COM_20th_anniv