only in September 2018 was it declared genuine by the Mexican authorities. Referred to as the Grolier Codex, it is now recognized as the earliest surviving book from ancient America, dating to the 11th century. During Bush's forty years as Curator of Western Americana at Princeton University Library, he enlarged the size of the collection tenfold and added a collection of photographs of American Indians and an archival component of papers on twentieth-century American Indian Affairs. In the 1970s he aided Princeton's recruitment of American Indian students and acted as their undergraduate advisor. After the 1990 enactment of the Native American Graves Protection and Repatriation Act he also served as Princeton University's Curator for Repatriation. Bush taught courses at Princeton University on Native American subjects in the departments of English, Art, and Archaeology, and in 1981 a course on Mayan Literature in the department of Anthropology. In 1971 he taught Art of the American Indian at Trinity College, Hartford, Connecticut. He was awarded a fellowship to spend a sabbatical year at the Huntington Library, San Marino, California. Bush served for three decades on the editorial board of the Princeton University Library Chronicle, and was its editor from 1962 to 1977. He is also the founding editor of Princeton History, first issued in 1971. In retirement Bush advises institutions facing issues of repatriation of American Indian remains and artifacts. He also serves on the visiting committee of the Arts of Africa, Oceania, and the Americas of the Metropolitan Museum of Art in New York City. Awards The 2020 Princeton University Alumni Awards. Bush received the Alumni Council Award for Service to Princeton for recruiting and mentoring American Indian students. The Award recognizes outstanding service contributions by any member of the Princeton family, with special emphasis on those who serve significantly, but inconspicuously. In its announcement, the Council noted, "With the Award for Service to Princeton, the Alumni Council is honored to recognize a true sachem, chief, who, by enriching the lives of Native Americans at Princeton, has not only enriched the life of the University but also enriched a nation’s understanding." The Western History Association presented Bush with an honorary lifetime member award in 2019. Curated exhibitions Princeton University Library: "Ancient America: Five Centuries of Discovery" (1965); "Wilde and the Nineties" (1966); "Literary Landmarks of Princeton" (1967); "Windows on Other Worlds: An Exhibition of Classic Works of Ethnography" (1978); "A Quorem