Grain harvester in the Palo Verde Valley. The field lies 200 yards from the Colorado River, May 1972. Photographer: O'Rear… https://www.rawpixel.com/image/8799815/photo-image-plant-public-domain-natureFree Image from public domain licenseHarvesting wheat in the Palo Verde Valley, 200 yards from the Colorado River, May 1972. Photographer: O'Rear, Charles.… https://www.rawpixel.com/image/8769840/photo-image-vintage-wood-personFree Image from public domain license