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6th World Conference on Earthquake Engineering issue of India

  • Colnect-3925-611-Seismograph.jpg
Short desc: 6th World Conference on Earthquake Engineering

Issuer: India
Date: 1/10/1977
Occasion: 6th World Conference on Earthquake Engineering


Consists of 1 stamp: (See stamps as list)

2r vioblk d=seismograph

All are wmk=Asokan capital


Record of changes