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25th Anniversary of Industrial Progress issue of Singapore

  • Colnect-5053-435-Automation.jpg
  • Colnect-2035-232-Precision-engineering.jpg
  • Colnect-2035-233-Electronics.jpg
  • Colnect-2035-234-Biotechnology.jpg
Short desc: 25th Anniversary of Industrial Progress

Issuer: Singapore
Date: 8/1/1986
Occasion: unset


Consists of 4 stamps: (See stamps as list)

10c d=automation
35c d=Precision engineering
50c d=electronics
75c d=Biotechnology

All are perf=15x14.5