Last April the railroads of the United States petitioned the Interstate Commerce Commission for a 25 percent incease in freight rates to become effective on May 15. In general this increase was to apply to farm, livestock, mineral and forest products and manufactured goods.
Dewey, Ralph L.
"Higher Freight Rates Approved,"
Iowa Farm Science: Vol. 1
, Article 4.
Available at: https://lib.dr.iastate.edu/farmscience/vol1/iss3/4