Born-Digital or AnalogAnalogTranscriptRoads. Colorado. 1946 Biog. data on Mark Ulysses Watrous, state highway engineer and history of Colorado roads. Colorado Employees Yearbook 1,46- 1 L7 p.19, 21 (V file)CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng