The collection is organized into twelve series.
- Series 1: Biographical Information, 1885-1931, undated
- Series 2: Correspondence, 1843-1940, undated
- Series 3: Circulars/Requests for Submissions of Works of Art, 1886-1905
- Series 4: Legal Records, 1881-1928
- Series 5: Financial Records, 1870-1989, undated
- Series 6: Diaries, 1894-1901
- Series 7: Notes and Writings, 1872-1980, undated
- Series 8: Scrapbooks, 1878-1909
- Series 9: Printed Material, 1873-1990, undated
- Series 10: Photographs, 1898-1990
- Series 11: Photographs of Works of Art, undated
- Series 12: Miscellany, undated