Report of the Commissioner of Highways of Minnesota for 1921

Contains charts showing state construction on trunk highways, construction by the counties on state trunk highways, distribution of 1921 trunk highway maintenance expenditures, analysis of expenditures on trunk highway maintenance work ending 1921, status of trunk highway mileage by counties, analysis of trunk highway mileage, 1921 traffic census observation on trunk highways average number of vehicles per day, performance and cost of operation of state owned gravel truck fleets, departments expenditures, allotment of state air road funds, construction on state roads, state and road and trunk highway construction upon which federal aid is applied, maintenance expenditures on state aid roads, abstract of annual reports on state aid road expenditures, status of improvement of state aid roads, a colored photo of State Highway no. 7. Submitted by Charles M. Babcock, Commissioner of Highways. [64 pp.]