Colnect-2530-336-Ceylon-institute-of-Chemistry.jpg
Source: Colnect
Issued by: Sri Lanka
Function: postage
Date: 1/25/1991
Issue: 50th Anniversary of Institute of Chemistry
Denom: 1.00r
Color: multicolored
Design:
Watermark: unwmk
Perf:
Catalog value:



External links:
Colnect 527445..e_of_Chemistry