This idea isn't a runner. Let's not waste any more time on it.

The inside cylinder, with its piston-valve, had its crank set at 135deg. to the outside-cylinder cranks, which were at the usual 90 deg. to one another; the latter cylinders had slide-valves.

Strecker (personal communication) has likened Hmongic to Germanic in its internal complexity, Mienic is less complex.

The moods Baroko and Bokardo do not admit of reduction to the first figure, by any fair use of the phrase[…]