Name: International Year of Astronomy 2009
Date of Issue: 22 April 2009
Denominations:
8.50 — LISA – Laser Interferometer Space Antenna
2.30 — Jacob`s Staff – Gersonides
3.80 — Gravitational Lensing
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International Year of Astronomy 2009 – israel
April 16th, 2009 
srmodh 
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