273. Mitchell, Lucy Sprague. North America: The Land They Live in for the Children Who Live There. New York: Macmillan, 1931., circa 1931 [b005] [f005] [007a]
279. Wiese, Kurt. Liang & Lo. Garden City, NY: Doubleday, Doran, 1930., circa 1930 [b003] [f001] [002a]