I have made a discovery this evening related to the 04 May 1972 memo that deserves scrutiny, not previously discussed (as far as I've seen). Having been a professional office machine diagnostic specialist (ok, copier tech, for you dittoheads that will inevitably deluge my mailbox with hate mail) for the last 15 years, an expert in diagnosis, and being well experienced in the capabilities of copies vs. originals, I build my argument as follows: 1. Multiple generation photocopies 'will' result in distortion of the text, both in resolution, and in size, making an overlay impossible to match without significant 'fussing'....