Born-Digital or AnalogAnalogTranscriptColorado School of Legislative investigation. All papers about Mr. 1921 Alderson methods threaten to ruin School of Mines. 1920 Mining experts indorse project to join school of Mines to the University of colorado . Report. Hadley explains signature. Subject of legislative inquiry. All Papers about Feb. 1921CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng