Heritage Foundation | Washington’s Thanksgiving Proclamation | posted by MikesView
The full text of President George Washington’s 1789 Thanksgiving Proclamation is included with the article:
http://www.heritage.org/initiatives/first-principles/primary-sources/washingtons-thanksgiving-proclamation.
Heritage has the PDF stored in the Amazon Web Service cloud here:
https://thf_media.s3.amazonaws.com/2011/pdf/FP_PS11.pdf