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• January 10, 2020
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• November 2, 2018
• June 1, 2018
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• December 2, 2016
• October 14, 2016
• October 4, 2013
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• November 12, 2012
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• October 5, 2012
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• November 4, 2011
• October 2007
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• October 2004

The Conversation is the newsletter of OCA. Issues prior to September 2009 are available in PDF format.

• September, 2009 (vol 5, number 1)
• September, 2008 (vol 4, number 2)
• March, 2008 (vol 4, number 1)
• September, 2007 (vol 3, number 2)
• May, 2007 (vol. 3, number 1)
• August, 2006 (vol. 2, number 2)
• February, 2006 (vol. 2, number 1)
• July, 2005 (vol. 1, number 2)
• January, 2005 (vol. 1, number 1)