The Thomas Battersby Child papers (1909-2000) consist of his collected writings, focusing on two aspects of his life, the LDS Church, and a park he created in his backyard, the Gilgal Sculpture Garden, now protected by Salt Lake City as a public park. Child was a mason, businessman, husband, and a bishop of the LDS Church.

The Friends of Gilgal Garden records (1959-2010) consists of the administrative, fundraising, volunteer, conservation project plans, historical and general materials of this non-profit organization. The purpose of the Friends of Gilgal Garden is to restore, preserve, protect, and maintain the artifacts, sculptures, engraved stones, arrangements, facilities, and land known as Gilgal in Salt Lake City, Utah.