Various samples of text suitable for posting or OCR -- or not:

• hardcover book
• paperback pages saved as jpg and converted to pdf
  
• bad image

• magazine pages printed in a small font, with some text in Italics
• odd font
  
• stained pages -- one that works -- one that does not
• multicolumn text with a graphic
• text overlaid on a graphic -- sample 1 -- sample 2