File:Armour's Food Source Map - The Greatness of the United States is Founded on Agriculture.jpg
![File:Armour's Food Source Map - The Greatness of the United States is Founded on Agriculture.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Armour%27s_Food_Source_Map_-_The_Greatness_of_the_United_States_is_Founded_on_Agriculture.jpg/800px-Armour%27s_Food_Source_Map_-_The_Greatness_of_the_United_States_is_Founded_on_Agriculture.jpg?20200725224506)
Size of this preview: 800 × 510 pixels. Other resolutions: 320 × 204 pixels | 640 × 408 pixels | 1,024 × 653 pixels | 1,280 × 817 pixels | 2,560 × 1,633 pixels | 23,306 × 14,870 pixels.
Original file (23,306 × 14,870 pixels, file size: 61.65 MB, MIME type: image/jpeg)