Date:  17 July 1980 17:33 edt
From:  Greenberg.Multics at MIT-Multics
Subject:  Re: Checker board pattern...
To:  Yekta at MIT-MC (Sent by ___117)
cc:  cube-lovers at MIT-MC
In-Reply-To:  Message of 17 July 1980 16:45 edt from Sent by ___117

Yes. This is absolutely trivial.  Rotate each face 180. Si x total
onehunred-eighty degree twists.