found: Durango & Silverton, 1998:label (Questar, Inc.; Questar)
found: Nature. Moment of impact, c2011:disc surface (Questar, Inc.) container (Questar; Questar, Inc., Chicagi, IL)
found: Questar website, Sept. 14, 2011(Questar, Inc.; Questar (logo); est. 1985 by Albert J. Nader; producer, marketer and distributor of non-fiction programming for television, home entertainment, education, web and digital; main office in Chicago, IL; branch office in Burbank, CA)
found: Manda, Sept. 14, 2011(Questar, Inc.; loc. Chicago, IL; private company; est. 1985 and incorporated in California)