User contributions for 165.91.183.249
For 165.91.183.249 talk block log logs filter log
22 September 2011
28 May 2011
- 21:3121:31, 28 May 2011 diff hist +481 User talk:DrBob →Optical-coating-2.png: new section
- 21:2421:24, 28 May 2011 diff hist +668 Talk:Anti-reflective coating →Figure in "Interference in a quarter-wave anti-reflection coating": 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. |