Yes, this is kinda what I thought. Maybe others can speak to why a level necessarily corrects the issue?

Mark


Quote Originally Posted by E. von Hoegh View Post
The horizon is only level at sea. On land it can vary. A level is only useful if it is adjusted so the bubble is centered when the camera is level. Gridlines are your only really useful tool here, as anyone who uses a view camera for architecture can attest.