XLVII. Note on the illumination of the spectroscope with end-on vacuum tubes

• 1 September 1923
• journal article
• Published by Taylor & Francis in Journal of Computers in Education
• Vol. 46  (273) , 448-449
• https://doi.org/10.1080/14786442308634266

Abstract

Keywords

• XLVII
• VACUUM TUBES
• ILLUMINATION
• NOTE
• END ON VACUUM
• SPECTROSCOPE WITH END