By Julius de Waal

Julius’ new design for an original duplex compound experimental steam engine.

Click on drawings to download.

For personal use only.

Simpler non-reversing version here.

Although drawings reproduce well on this website, they are even better as saved downloads.

As usual with Julius’ designs it is meant for construction without castings, although some might prefer a commerically available flywheel casting.

Please let the editor know if you are building one of these or other projects to Julius’ drawings.