Large numbers of Yankees joined the migration: 10,000 in 1849 alone, or a quarter of all those arriving by sea. Some were undoubtedly headed straight to the “diggings,” but a remarkable number lent support to the effort to create a Yankee California. Some donated land, money, and materials for the missionaries to build their churches and schoolhouses in san Francisco,Sacramento, and Monterey.Geaduates of Amherst, Bowdoin,Harvard, Yale, and other Congregational colleges traveled into the mountains to set up outdoor schools among the miners.John Pelton of andover,