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Scattering of α Particles by Gases

Scattering of α Particles by Gases

Science in Development

Science in Development

Secondary γ rays due to the γ Rays of Radium C (from Philosophical Magazine)

Secondary γ rays due to the γ Rays of Radium C (from Philosophical Magazine)

Secret and Restricted Lectures and Papers

Secret and Restricted Lectures and Papers

Selective Reflexion, Scattering and Absorption by Resonating Gas Molecules

Selective Reflexion, Scattering and Absorption by Resonating Gas Molecules

Some distinguished Presidents of the Royal Society, The Royal Society and its foreign relations (2 copies)

Some distinguished Presidents of the Royal Society, The Royal Society and its foreign relations (2 copies)

Spectrum of the β Rays Excited by γ Rays

Spectrum of the β Rays Excited by γ Rays

Stamp Lists with Prices (1)

Stamp Lists with Prices (1)

Stamp Lists with Prices (2)

Stamp Lists with Prices (2)

Stamps

Stamps

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