Back of card: Royal Inn. 1350 W. Main St. at "G", Barstow, Calif. 92311 Telephone (714) 256-8921 Barstow's most luxurious. Reasonable guaranteed rates. Central air conditioning. Color TV every room. Large heated swimming and therapy pools. Sauna Baths. Extra long, Queen and King size beds. Barstow's most popular restaurant next door. Major credit cards accepted. First turn-off Interstate 15 from L.A., third from Las Vegas and highway 66 from Needles, one mile West on Main St. entering from Bakersfield.