Brass wire explosion pattern mb-code JS46977890 Jazz trumpeter Kenny Ball pictured

Jazz trumpeter Kenny Ball pictured in London's Embankment gardens during rehearsals

the summer of 1879 was particularly wet

the Adelphi

A busy street scene in central London with figures and omnibuses

'Gratitude'

Brass wire explosion pattern mb-code JS46977890 Jazz trumpeter Kenny Ball picturedTwo figures of effects produced by the explosion of brass wire positioned over a sheet of paper or glass when subjected to a high voltage electrical current. This was provided by the electrostatic generator and associated machinery designed by John Cuthbertson (bap. 1743 d. 1821) for Martin van Marum and installed at Teyler's Museum at Haarlem in the Netherlands. The results of these experiments are considered to be an early milestone in high energy