Hi Bernard thanks for the info.

But you said ... but in its original placement it would be face down in contact with the earth . Do you mean that the image itself would be laying face down so that the back was upward ? Where would it have been placed ? On the floor of what ?

Best
Don Barone

"There is nothing as impenetrable as a closed mind"
and ..." if everything is a coincidence what is the point of studying or measuring or analyzing anything ?" db