In 1926 Haskell Cohen submitted this CC& R for what is now Jefferson Park and what is currently part of SAMOS neighborhood.  This attched copy is from the archives of the UofA  It can also be found at  Self-Service: Document Search (tylerhost.net).  Removing the discriminatory language is currently under consideration by the Jefferson Park Board.  Click on the image on the right to see the entire document
Jefferson Park Covenants, Conditions,& Restrictions