38 edits between 2011-07-30T13:18:48 and 2011-07-31T05:23:27 on articles:
Film speed, Hurter and Driffield, Josef Maria Eder, Edward Weston (chemist), ISO 6, ISO 2240, ISO 5800, Ferdinand Hurter, Vero Charles Driffield, American National Standards Institute, ISO 12232, Talk:Film speed , Goodwin (surname), Talk:Howard N. Potts Medal, Goodwin, Leon Warnerke, Sensitometry
belong to user Matthiaspaul.
I do no longer use this dynamic IP and do not claim authorship of edits under this IP before or after the specified date range above. If this IP will be used by someone else in the future, this note can be deleted without prior notice. --Matthiaspaul (talk) 22:49, 7 December 2011 (UTC)
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