1920–1929
Ailsa Mellon Bruce Fund, 1771
Ailsa Mellon Bruce Fund, 1840
Enrico Cortona, 1939
Ailsa Mellon Bruce Fund, 1834
Ailsa Mellon Bruce Fund, 1912
Ailsa Mellon Bruce Fund, 1652
Ailsa Mellon Bruce Fund, 1815
Ailsa Mellon Bruce Fund, 1681
Ailsa Mellon Bruce Fund, 1870
Ailsa Mellon Bruce Fund, 1809
Ailsa Mellon Bruce Fund, 1685
Ailsa Mellon Bruce Fund, 1869
![Le conchiglie [The Shells (in Petrucci's Study)]](https://api.nga.gov/iiif/9d4360e9-bf92-4ed3-a2db-118062cfda5f/full/843,/0/default.jpg)
