Interesting middle para here from UNLV records http://digital.library.unlv.edu/skyline/hotel/holidayharrahs
and this matchbook http://www.ebay.com/itm/River-Queen-Casino-Front-Striker-Vintage-Matchbook-Las-Vegas-Nevada-/350824830931?nma=true&si=WLlOMKKN74rR2ITsXIstwnV%252B2nk%253D&orig_cvip=true&rt=nc&_trksid=p2047675.l2557