Photo of an ammonite
Originally uploaded in Cutting Edge:Topics:Rates and Time.

Image 26247 is a 250 by 375 pixel WebP
Uploaded: Oct7 10

Last Modified: 2012-08-20 08:45:55
Permanent URL:

The file is referred to in 1 page
Microsoft Office iStockphoto, not licensed for use beyond this site. From
If you wish to use this item outside this site in ways that exceed fair use (see you must seek permission from its creator.