The grouping together of folk and elite might be termed relatively esoteric, in contrast to the more exoteric popular forms.

without difference or respection of persons

Maybe you could market this amazing invention to mothers of reverse cyclers all over the world.

The locomotive third-rail pick up shoes are of the new standard S.R. type. … Whenever the locomotive was working hard there was unmistakable evidence of its higher power than its predecessors in the brilliant and explosive arcing between conductor shoes and the third rail; this was particularly vivid in Quarry Tunnel in the down direction, where the display equalled anything we have seen on the frostiest of nights in an electrified third-rail area.