Me likey

The Hovind Scale
http://allusionsofgrandeur.wordpress.com/2008/05/09/the-hovind-scale/

and a handy calculator

http://web.ukonline.co.uk/benmorrish/blog/HovindScale.html

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s