Here is the Oregon block from Bella.
http://www.bellaonline.com/articles/art551.asp
But I do feel lucky because in addition we have all the 'On the Oregon Trail' blocks too. This blog has a beautiful BOM for an Oregon Trail quilt
http://sararulesquilts.blogspot.com/...%20the%20Month
And Quilters Cache has an On the Oregon Trail block too
http://www.quilterscache.com/O/Onthe...railBlock.html
Kathy