It usually helps if you explain what you see on each coin. 1995: ??? 1983: Linear Plating bubbles, possible die chip in date 2000:likely a light struck through grease. Keep up the hunt!
I believe if the cursor is left on the same line as the existing upload, and the pixel width is too wide, it will try installing the upload 90 degrees, before it determines that the photo is too wide and installs it on the line below.
......well thanks for the post then? If you find one with a weird white/green stain on it its probably bird poo....no need to post