An electrical charge being passed through a verified gas in a highly exhausted pear-shaped tube, with cathode at K), and a node at A)
Title

An electrical charge being passed through a verified gas in a highly exhausted pear-shaped tube, with cathode at K), and a node at A)

Caption

Engraving depicting an electrical charge being passed through a verified gas in a highly exhausted pear-shaped tube, with cathode at K), and a node at A). Ring of phosphorescence appears at P). Small piece of diamond at D) glows blue. Dated 20th Century

Date

20th century

Credit line

Photo12/Ann Ronan Picture Library

Reference

ARP23A15_262

License type

Rights managed

Available size

60.0Mb (3.6Mb) / 10.8in x 21.6in / 3240 x 6473 (300dpi)

Please log in to download the high resolution file