Completed the following sentence: While his wife and children stayed in England and France, Burnham returned to North America in 1907 and for the next few years became associated with the Yaqui River irrigation project in Mexico with his brother Fred.<unk> Completed the following sentence: While his wife and children stayed in England and France, Burnham returned to North America in 1907 and for the next few years became associated with the Yaqui River irrigation project in Mexico with his brother Fred. 1908, he and W. A. Wadham of London, England, took a month-long geology and mining trip through Sonora on behalf of American and English business partners. Negotiations were made for the purchase of four properties: the Batue, Mequite, La Fiera, and another property. <unk> <unk> <unk> 1909, he traveled with Hector Walker of England on a 300-mile journey from Phoenix, Arizona into Mexico, and then east through Chihuahua and into the Sierra Madres to look for good grazing lands and minerals.<unk> 1909, he traveled with Hector Walker of England on a 300-mile journey from Phoenix, Arizona into Mexico, and then east through Chihuahua and into the Sierra Madres to look for good grazing lands and minerals.<unk> ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk>
Mexican revolutions began. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Burnham and the Hammond families kept their properties until 1930 and then sold them to the Mexican government.<unk> The Burnham and the Hammond families carried their properties until 1930 and then sold them to the Mexican government.<unk>