Free Images: "bestof:Crookes paddlewheel tube.png Crookes tube with a paddlewheel inside built by William Crookes around 1879 It was called the 'railway' tube since as the"
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Crookes tube diagram.svg
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portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
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Crookes tube - Cabinet of Physics (Arppeanum) - - DSC05153.JPG
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Crookes tube - Bennington Museum - Bennington, VT - DSC08647.JPG
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Portrait of Sir William Crookes (1832 - 1919), chemist Wellcome V0001359.jpg
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