This article needs additional citations for verification. (January 2012) (Learn how and when to remove this template message)
The Observer has been serving Sarnia-Lambton since 1853 and publishes five times per week, Tuesday through Saturday.
13,691 Saturdays in 2011
- "Daily Newspaper Circulation Statement for the 12 Month Period Ended December 2011". Toronto: Canadian Circulations Audit Board. Retrieved April 2, 2012.