1. Maps. Major land uses in United States; [prepared by] F. J. Marschner, Scale 200 m.= 2.5 in., scale 1:5,000.000, approximately 80 m. =1 In. 24=39 in. Bookmark Corporate/Agency Authors: Agricultural Economics Bureau and Agriculture Dept. Publisher: Agricultural Economics Bureau Date: 1950 SuDoc number: A 36.37/2:L 22/3