What cutting with several frames keeps: behindAll what lies behind every plane, such as the
inside of a box of six frames; behindAny what lies behind any of them, so only what lies in
front of every plane is taken away, such as a corner cut away by two frames.
What cutting with several frames keeps:
behindAllwhat lies behind every plane, such as the inside of a box of six frames;behindAnywhat lies behind any of them, so only what lies in front of every plane is taken away, such as a corner cut away by two frames.