This might be a good chart to see height and weight of characters to help visualize. I've often struggled with this. 

[url]http://www.cockeyed.com/photos/bodies/heightweight.html[/url]

Evvie at 5'0" and 121 pounds actually is pretty on the mark for what I imagined.

[url]http://www.cockeyed.com/photos/bodies/500-120.html[/url]