User talk:78.16.3.121

January 2009
Welcome to Wikipedia. The recent edit you made to Keratometer has been reverted, as it appears to be unconstructive. Use the sandbox for testing; if you believe the edit was constructive, please ensure that you provide an informative edit summary. You may also wish to read the introduction to editing. Thank you. Bogey97 (talk) 00:47, 31 January 2009 (UTC)