Brass wire explosion pattern expedition The sports model

The sports model

the builder being John Henry Knight of Farnham

Foster has a white beard

while in the background to the left a drawing and quartering is being undertaken

Brass wire explosion pattern expedition The sports modelTwo 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