Skok, Richard A.Smith, MarvinHansen, Henry L.2010-02-082010-02-081961-10-15Skok, R.A., Smith, M. and Hansen, H.L., (1961), "Christmas Tree Sales in Twin City Area, 1960", Minnesota Forestry Notes 111, School of Forestry, University of Minnesota0099-4332https://hdl.handle.net/11299/57322Published as Scientific Journal Paper Series No. 4728 of the Minnesota Agricultural Experiment Station.en-USforests and forestryMinnesotaresearchReport