If you're going to add the 70mm visual differences you also have another one posted in this thread, http://originaltrilogy.com/forum/topic.cfm/70-mm-print-of-the-Empire-Strikes-Back-Differences/topic/2321/
Puggos 8mm-preservation with its few visual differences is the only source we have of the numerous visual differences that appear throughout this cut.
maybe this help ;)
70mm Cut - from 8mm source - no fading in, no scanlines
'93 DC LD/'95 Faces LD/GOUT - fading in, no scanlines
'86 Japanese Special Collection LD/'92 US Pan&Scan LD and '97 SE - fading in, with scanlines