This website has a William A Williams died in Chavez County 01/27/1920 under age collumn is 956 so he is either 95 or 56.
http://files.usgwarchives.net/nm/state/vitals/deaths/wigwok....USGenWeb.org has a Roosevelt County website. It was formed in 1903 from part of Chavez and Guadalupe Counties.
http://roosevelt.nmgenweb.us/Default.htm