User contributions for 64.203.122.204
For 64.203.122.204 talk block log logs filter log
24 October 2017
- 05:5505:55, 24 October 2017 diff hist +197 Talk:Isotopes of lead →Update regarding Neutron star mergers?: new section
 | This is the contributions page for an IP user, identified by the user's IP address. Many IP addresses change periodically, and are often shared by several users. If you are an IP user, you may create an account or log in to avoid future confusion with other IP users. Registering also hides your IP address. |