Born-Digital or AnalogAnalogTranscriptEnergy conservation Western State College flag raising ceremonies start the National Energy Conservation Challenge. Post S 29, 1977 p.23 Denver selected as test city in marketing research project to determine how consumers can be motivated to purchase energy saving devices. RM rocky mountain Journal Sect. 1 S 21, 1977 p.1,5CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng