These first few are from the first site I posted - I love the different characters that come through with the different handwriting styles - lots of individuality.
These are some examples of how artists have used handwritten calligraphy to create a variety of visuals - all of which couldn't have been created with as much character if produced digitally.
A cracking video here, shows two people creating letters of the alphabet - one a child:
I've also researched from a wide variety of book, as you can see here! Scans of images are located in a flip file.