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RUDOLF L. MOSSBAUER - FIRST DAY COVER SIGNED - HFSID 267617

RUDOLF L. MÖSSBAUER The German scientist signs on this first day cover honoring The Children of all Nations First Day Cover Signed: "Rudolf  L. Mossbauer", 6½x3½. FDC honoring The Children of All Nations, 3-cent stamp affixed, postmarked Washington, D. C.

Sale Price $126.00

Reg. $140.00

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RUDOLF L. MÖSSBAUER The German scientist signs on this first day cover honoring The Children of all Nations First Day Cover Signed: "Rudolf  L. Mossbauer", 6½x3½. FDC honoring The Children of All Nations, 3-cent stamp affixed, postmarked Washington, D. C., December 15, 1956, FIRST DAY OF ISSUE. German scientist Mössbauer (1929-2011), of the Technical Institute in Munich and the California Institute of Technology, studied the absorption of gamma rays in matter. His study of nuclear resonance absorption led to the discovery of Recoilless Nuclear Resonance Absorption and its theoretical interpretation. He was awarded the 1961 Nobel Prize in Physics. Pencil note (unknown hand) on verso (no show through). Fine condition.

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