The box consisted of nothing but six perfectly square and thin boards, all hinged together in such a manner that it would collapse into a perfectly flat mass when pressed on any two sides.
"Leo the Circus Boy"
Ralph Bonehill
The strength seemed to have gone out of him, and he fancied that he was not very far from a physical collapse.
"The Greater Power"
Harold Bindloss W. Herbert Dunton
Anyway, in the meanwhile, I'll figure on it as that, though there's what one might call a general physical collapse as well.
"The Greater Power"
Harold Bindloss W. Herbert Dunton