The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630 1972
1970-1973දැන් පෙන්වන්නේ: අැජ්මන් - තැපැල් මුද්දර - 1972 - The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630 - 1 මුද්දර .
1972
The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630
WM: කිසිවක් නැත සිදුර: Printed
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