Return connecting rod engine
A return connecting rod, return piston rod or double piston rod engine or back-acting engine is a particular layout for a steam engine.
Trevithick's stationary engine of 1806
Model table engine, showing the forked connecting rod
Steeple engine
Steam Elephant (replica)
Grasshopper beam engines are beam engines that are pivoted at one end, rather than in the centre.
German stationary engine of 1847
William Murdoch's model steam carriage of 1784
Marine grasshopper engine
Puffing Billy