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I usually run Moriya Major around 500 rpm. At that speed she yields a nice steady quiet movement of air from one end of my 20' long workbench to the other. Every hour or so, a drop of oil is applied to the piston and on the displacer rod. For this, the engine should be brought to a...

I purchased this Arrand drilling and milling spindle over 30 years ago directly from the manufacturer in England. I had many plans to use it - like mounted to the lathe cross slide, or made into a stand-alone diamond disc grinder for carbide tool sharpening. Alas, other projects always...

The 15" Stirling Engine Fan Moriya Major has been put to use quite a bit around here. Of late its leather piston seal was starting to fail. Not completely, but after running at full speed for an hour or so, the piston would lose some of its seal and the engine would slow down. Restarting...

Jabus Spherical Turning Tool A very well made attachment for turning ball or spherical shapes on work in the lathe. The tool is old but like new- I used it only a few times years ago on my Myford lathe. $175 plus shipping (US)

An incomplete set of 16 barrel style laps. All are unused, but the brass has tarnished a bit from age. The sizes are: 3/16", 7/32, 1/4, 9/32, 5/16, 11/32, 13/32, 7/16, 15/32, 1/2, 9/16, 5/8, 11/16, 3/4, 7/8, 15/16". Missing from the original set are: 1/8", 5/32, 3/8, and 1". These Acro laps...

My collection of 17 books on Model Engineering specifically covering the subjects of Stationary Steam Engines, Live Steam Locomotives, Flash Steam & Boiler making: Model Stationary & Marine Steam EnginesK.N. Harris 1969 Model Boilers & BoilermakingK.N. Harris 196 Miniature World of Henry...

The earlier offering of the "The Moriya Story--short form" in this Forum outlined the succession of Moriya II from Moriya Major and that from the original 10" Moriya fan. l. ]...

Those of you interested in Finger Engines might find this video amusing:

I saw mention of the name "Moriya" on the forum, so I thought it might be a good time to bring her story up to date. The 10" fan we named Moriya, originated in my workshop in the early 1970's - yes, some 50 years ago. Plans were subsequently published in Live Steam Magazine (Dec 1974-Feb 1975)...