[imglorp]

As for missing RTG's, it would not be at all surprising if they grew legs.

Maybe not the locals, but I would think most educated modern people, if they found the equipment, would have a large clue what was inside. There are not too many things you can put in a box on an isolated mountain top that would make it stay hot. It's not batteries, and it's not a engine.

In the late sixties, there were a dozen governments that would pay handsomely for such a box.

[CHY872]

Yes, but how many people are well educated? The USSR made many similar devices, for powering lighthouses etc, and most of them are rusting away. A number of people have died after trying to steal the casing for scrap.