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Prev:
BIOT stamp of 1969
Next:
Bipin Chandra Pal
Biotechnology
Short desc: Biotechnology
This design is used by 2 stamps:
(See all uses as list)
Singapore 8/1/1986 75c issue=25th Anniversary of Industrial Progress perf=15x14.5
Canada 2/15/1996 45(c) issue=High Technology in Canada perf=13.5