https://www.inductiveuniversity.com/videos/pdf-viewer/7.9

This caused a lot of confusion with the transition between the IAPDFViewer and the Reporting Module PDF viewer in Designer, until recently. Ref: previous post entitled: PDF Import Module Freebie. Now getting my supervisor to understand why I was so puzzled is going to be a chore- yet " I can see clearly now " how I would move a .PDF file to a back layer for an "Onionskin" tracing to maintain proportions given a sketch from a whiteboard.