Contains files relating to Grover's applications for rank advancement. Materials document Grover's librarianship, citizenship, and creative works at the Harold B. Lee Library and are dated from 1978 to 1987.

Contains copies of Grover's personal annual reports. Reports document Grover's collection development activities, his scholarship, and his involvement with the library profession. Reports date from 1973 to 2013.

Contains copies of publications authored by Grover. Topics include librarianship, Latin America, Africa, and collection development. Materials date from 1972 to 2013.

Contains notes for lectures given by Grover and student papers from courses that he taught. Also includes information from the Mozambique Study Abroad program that he participated in. Materials date from 1989 to 2000.

Materials include typed diary entries kept by Albert L. Winkler from 1977 to 2019 discussing his career and daily life. Also includes interview notes from an interview with Grant Winkler about various events throughout his life. The notes were taken by Albert Winkler, nephew to Grant, in 2007.