Great Salt Lake arrived to harvest and sell the guano of the nesting birds as fertilizer. Lambourne included musings about these guano sifters in his work. Lambourne left the island early in the winter of 1896 along with the first group of guano sifters. The Great Salt Lake lends its name to Salt Lake City, originally named "Great Salt Lake City" by the president of The Church of Jesus Christ of Latter-day Saints (LDS Church) Brigham Young, who led a group of Mormon pioneers to the Salt Lake Valley southeast of the lake on July 24, 1847. The lake lies in parts of
First Congregational Church (Salt Lake City, Utah) non-Mormons, as well as to evangelize to the Mormon population. The first worship service that McLeod conducted in Salt Lake City, on 22 January 1865, was the city's first Protestant religious service. McLeod delivered a strong anti-Mormon message in his sermons, attracting large audiences. Soon a congregation was formally organized. At first, services were held in rented space and at Fort Douglas (where McLeod was the military chaplain), but by mid-February the congregation was actively planning to construct a church building of its own. The building project was aided by donations by supporters in California. The church's first permanent home,