Born-Digital or AnalogAnalogTranscript-Colorado River Water flow in 1957 to be one of largest on record. Desert v.20 #11 Nov. 1957 p.30 Man's conquest of the Colorado. Arizona. Highways v.60 X11 June 1958 P.11 Flying the Colorado. Ariz. Highways v.60 #11 June 1958 P.14 Trial involvingCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng