While French sea captain Auguste Duhaut-Cilly may not have become wealthy from his around-the-world travels between 1826 and 1829, his trip has enriched historians interested in early nineteenth-century California. Because of a poor choice in goods to trade he found it necessary to spend nearly two years on the Alta and Baja California coasts before disposing of his cargo and returning to France. What was bad luck for Duhaut-Cilly was good luck for us, however, because he recorded his impressions of the region's natural history and human populations in a diary. This translation of...