1724–1804
William Gilpin, 1724
O'Neal, William B., Estate of, 1811
O'Neal, William B., Estate of, 1807
O'Neal, William B., Professor, 1618
Sabin Galleries Limited, 1724
O'Neal, William B., Professor, 1832
O'Neal, William B., Professor, 1738
O'Neal, William B., Estate of, 1849
O'Neal, William B., Estate of, 1727
O'Neal, William B., Professor, 1863
O'Neal, William B., Professor, 1874
![Study of a Horse [verso]](https://api.nga.gov/iiif/ce06fccf-e435-415e-8cc9-5e39f97a6e17/full/843,/0/default.jpg)
