The one thing you might be surprised not to find in [Laurent]’s beautiful tonewheel organ build is any tonewheels at all. Tonewheels were an early way to produce electronic organ sounds ...

So far as can be ascertained, there is only one type of electronic organ, that is one operating from purely electric means (see Nature, 145, 170 (1940) ) and so obviating pipes, being developed ...

It cost £3,000. 50 years ago, in February 1975: An attempt to break the 72-hour world record for non-stop electronic organ playing was being attempted in Newport by David Ware, of Cowes.