William W. Gaver John Bowers Andy Boucher Andy Law Sarah Pennington Nicolas Villar The history tablecloth: illuminating domestic activity. 199-208 2006 conf/ACMdis/2006 Conference on Designing Interactive Systems http://doi.acm.org/10.1145/1142405.1142437 db/conf/ACMdis/ACMdis2006.html#GaverBBLPV06