Excellent feed back, i read many posts on this subject here and elsewhere and found none that addressed the exact problem or that it may not be an immediate or even relevant problem at all. I will proceed without a page map at this time.
My cover is 480x768, my 60 covers that is. 600x800 seems too large to me, mine will suffice.
Fonts have been a trial with both mobi and especially epub formats. for mobi at least only 6 remain of concern, epub lags behind with 17 languages not supported by any means i have tried or seen. Someday perhaps.
The kindle previewer is a must have if anyone has not seen it. it is not kindle pc, they should draw a greater distinction between the two, i only discovered the peviewer two weeks ago. two years too late.