Bragg X-ray spectrometer, England, 1910-1926

Main body of Bragg's X-ray Spectrograph

Model of sodium atom, c 1911

Model of hydrogen atom, c 1911

Model of aluminium atom

Model of magnesium atom

Model of helium atom, c 1911

Model of sodium chloride crystal, c 1912

Model of lithium atom, c 1911

Bragg-Paul Pulsator, model II, Europe, 1938-1939

Hydrophone with Xylonite baffle

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